Added value: +{
+  "description": "Journal publisher filter: the DOI prefix its journal articles share, the part before the slash — \"10.7554\" for eLife, \"10.1016\" for Elsevier. Lists only the bioRxiv preprints published under that prefix: medRxiv has no publisher listing, so server=\"both\" queries bioRxiv alone and server=\"medrxiv\" is rejected. Rows listed this way carry no journal name, authors, corresponding author, or abstract.",
+  "pattern": "^10\\.\\d{4,}$",
+  "type": "string"
+}

Previous value: -"Machine-readable failure mode. Declared by this tool: `invalid_date_range`: start_date or end_date is not a real calendar date (2024-02-30, 2024-13-01), or end_date is before start_date. `upstream_unavailable`: Every attempted server failed against api.biorxiv.org, so no page was retrieved and an empty interval could not be established. `rate_limited`: Every attempted server failed and at least one was rejected with HTTP 429 by api.biorxiv.org. Other values are possible when a failure originates below the handler."New value: +"Machine-readable failure mode. Declared by this tool: `invalid_date_range`: start_date or end_date is not a real calendar date (2024-02-30, 2024-13-01), or end_date is before start_date. `invalid_publisher`: publisher is combined with server=\"medrxiv\", or is a prefix api.biorxiv.org does not recognize. `upstream_unavailable`: Every attempted server failed against api.biorxiv.org, so no page was retrieved and an empty interval could not be established. `rate_limited`: Every attempted server failed and at least one was rejected with HTTP 429 by api.biorxiv.org. Other values are possible when a failure originates below the handler."

Previous value: -[
-  "invalid_date_range",
-  "upstream_unavailable",
-  "rate_limited"
-]New value: +[
+  "invalid_date_range",
+  "invalid_publisher",
+  "upstream_unavailable",
+  "rate_limited"
+]

Previous value: -"Guidance on how to read this result set: which servers did not answer, a limit above the 100-row page, which cursors are past the end, which servers have rows past this page, and — when nothing came back — the interval and how to broaden it. All applicable qualifications are composed into one string."New value: +"Guidance on how to read this result set: which servers did not answer, that a publisher filter limited server=\"both\" to bioRxiv and which fields its rows lack, a limit above the 100-row page, which cursors are past the end, which servers have rows past this page, and — when nothing came back — the interval and how to broaden it. All applicable qualifications are composed into one string."

Previous value: -"Preprint abstract. Present only when include_abstract is true."New value: +"Preprint abstract. Present only when include_abstract is true, and never under a publisher filter."

Previous value: -"Corresponding author name."New value: +"Corresponding author name. Absent under a publisher filter."

Previous value: -"Corresponding author institution."New value: +"Corresponding author institution. Absent under a publisher filter."

Previous value: -"Preprint author list."New value: +"Preprint author list. Absent under a publisher filter."

Previous value: -"Name of the publishing journal."New value: +"Name of the publishing journal. Absent under a publisher filter, whose rows carry none."

Previous value: -"Integer row offset (0, 100, 200, …), applied to each queried server. Defaults to 0 (first page)."New value: +"Integer row offset, applied to each queried server. Defaults to 0 (first page). To continue, pass the nextCursor the previous page returned for that server — it advances by the rows actually served."

Added value: +{
+  "default": 25,
+  "description": "Rows to return per queried server, starting at cursor. Defaults to 25. Up to 100, the page api.biorxiv.org serves: a larger value returns 100 rows per server and says so in the notice. limit: 100 walks an interval in the fewest calls.",
+  "maximum": 1000,
+  "minimum": 1,
+  "type": "integer"
+}

Added value: +{
+  "description": "Most publications this page can hold: rows per server (limit, or 100 when limit asked for more) times the servers queried. Set with truncated.",
+  "type": "number"
+}

Previous value: -"Guidance on how to read this result set: which servers did not answer, which cursors are past the end, and — when nothing came back — the interval and how to broaden it. All applicable qualifications are composed into one string."New value: +"Guidance on how to read this result set: which servers did not answer, a limit above the 100-row page, which cursors are past the end, which servers have rows past this page, and — when nothing came back — the interval and how to broaden it. All applicable qualifications are composed into one string."

Previous value: -"Cursor for the next page, when rows remain past this one."New value: +"Cursor for the next page, when rows remain on bioRxiv past this one: this page's cursor plus the rows it served. Pass it as cursor to continue, at any limit."

Previous value: -"Cursor for the next page, when rows remain past this one."New value: +"Cursor for the next page, when rows remain on medRxiv past this one: this page's cursor plus the rows it served. Pass it as cursor to continue, at any limit."

Previous value: -"Date the preprint was first posted (YYYY-MM-DD). Not derivable from the DOI."New value: +"Preprint posting date (YYYY-MM-DD) as this row records it — the first posting for most preprints. medRxiv lists some 10.64898/ preprints on two rows that differ in this date, and sometimes in title or authors; both rows are returned. Not derivable from the DOI."

Added value: +{
+  "description": "Publications on this page, across every server queried. Set with truncated.",
+  "type": "number"
+}

Added value: +{
+  "description": "True when at least one server has rows past this page — continue at that server's nextCursor. Absent when every server queried is on its last page.",
+  "type": "boolean"
+}