Pith Number

pith:2UVIUIGJ

pith:2023:2UVIUIGJAUAL5YC4UUZAEHPFQS

not attested not anchored not stored refs pending

Fairness and Diversity in Information Access Systems

Carlos Castillo, Emilia G\'omez, Jo\~ao Vinagre, Lorenzo Porcaro

arxiv:2305.09319 v1 · 2023-05-16 · cs.IR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2UVIUIGJAUAL5YC4UUZAEHPFQS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T06:10:46.711470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d52a8a20c90500bee05ca532021de584bbc5bf99d8605fbdc21ac788c90f9a80

Aliases

arxiv: 2305.09319 · arxiv_version: 2305.09319v1 · doi: 10.48550/arxiv.2305.09319 · pith_short_12: 2UVIUIGJAUAL · pith_short_16: 2UVIUIGJAUAL5YC4 · pith_short_8: 2UVIUIGJ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2UVIUIGJAUAL5YC4UUZAEHPFQS \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d52a8a20c90500bee05ca532021de584bbc5bf99d8605fbdc21ac788c90f9a80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53be2c88fc2f1806c653ae039b694b3808485ca29367abe179c3431c62ded7ad",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-05-16T09:53:03Z",
    "title_canon_sha256": "1a16ec733b0f5281275c6a1571dba5ee9fe3cb25eae3ea36fb8a5cca73956347"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.09319",
    "kind": "arxiv",
    "version": 1
  }
}