Datasets
POSI journal records, rankings and the subject classification are available for download under open licences. Files are regenerated whenever the data are updated.
Files on this site
Index files use short keys, documented in the record schema.
| Path | Contents | Records | Size | Formats |
|---|---|---|---|---|
| /data/index/core.json | Core Collection and Candidate records, compact index | 31 | 7 KB | JSON, CSV |
| /data/index/benchmark.json | Global Benchmark curated seed, compact index | 993 | 255 KB | JSON, CSV |
| /data/index/discovered.json | Discovered records, compact index | 23,768 | 5.2 MB | JSON, CSV |
| /data/journal/{code}.json | Full record with status and indicators, one file per Core and Benchmark journal | 1,024 | JSON | |
| /data/records/discovered-{a-z,0}.json | Full Discovered records, 27 shards by first character of the record key | 23,796 | 21.2 MB | JSON |
| /data/meta/psc.json | PSC subject taxonomy v1.0.0 | 48 | 6 KB | JSON |
| /data/meta/schema.json | Field dictionary and index key map (see Record schema) | JSON | ||
| /data/meta/stats.json | Record counts by collection and verification state | JSON |
Canonical snapshot
The authoritative, immutable copy is published at data.posi.panorama-sg.com. Each snapshot records the data and engine versions it was computed from, with SHA-256 checksums.
Licences
| POSI-produced data (PSC, scores, rankings, curated metadata) | CC BY 4.0 |
| Source code of this site and posi-engine | MIT |
| Upstream metadata (Crossref, OpenAlex, DOAJ, ROR, ORCID) | Source license |
POSI is open source. Third-party open data are credited and keep their original licences.
Published audits
Initial journal migration
23,822 legacy source records audited in two independent dry runs with byte-identical output. 171 possible-duplicate groups resolved by live OpenAlex ISSN-L lookups: 166 merged, 5 kept distinct. 23,331 POSI-J ids minted, 0 collisions.
OpenAlex enrichment
OpenAlex source id and ISSN-L enrichment over all 23,819 candidate entities (23,674 verified). Superseded by the completed migration above.
Core and Benchmark identity migration
Extended permanent ids to the ~1,031 curated Core Collection and Global Benchmark records: 874 newly minted, 157 resolved to existing ids, 0 flagged for manual review.
Cite the dataset
Panorama Open Scholarly Index (2026). POSI journal records. Panorama Scholarly Group. https://posi.panorama-sg.com/datasets/. Accessed [date]. Licence: CC BY 4.0.