Pith Number

pith:XSR6W2GF

pith:2026:XSR6W2GFVXM5CMKYY4SHPCG34J

not attested not anchored not stored refs pending

The Case of the Mysterious Citations

Amanda Bienz, Carl Pearson, Simon Garcia de Gonzalo

arxiv:2602.05867 v2 · 2026-02-05 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XSR6W2GFVXM5CMKYY4SHPCG34J}

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.

Cited by

2 papers in Pith

HalluCiteChecker: A Lightweight Toolkit for Hallucinated Citation Detection and Verification in the Era of AI Scientists

sciwrite-lint: Verification Infrastructure for the Age of Science Vibe-Writing

Receipt and verification

First computed	2026-07-14T01:20:52.824100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bca3eb68c5add9d13158c7247788dbe26e5a5370c16448cbd684c54bbe5a8d16

Aliases

arxiv: 2602.05867 · arxiv_version: 2602.05867v2 · doi: 10.48550/arxiv.2602.05867 · pith_short_12: XSR6W2GFVXM5 · pith_short_16: XSR6W2GFVXM5CMKY · pith_short_8: XSR6W2GF

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/XSR6W2GFVXM5CMKYY4SHPCG34J \
  | 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: bca3eb68c5add9d13158c7247788dbe26e5a5370c16448cbd684c54bbe5a8d16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9062aab1254b52028f0bd44166205a8f7c24e62227db16d3bbb26aee7a74b63",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2026-02-05T16:46:27Z",
    "title_canon_sha256": "35aa3d5ea314f15d9bc11f94f424adcec62559e871f34892d238047261825de5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.05867",
    "kind": "arxiv",
    "version": 2
  }
}