Pith Number

pith:GDCI3QCZ

pith:2010:GDCI3QCZMOODZ2HX5JOAJWM2MH

not attested not anchored not stored refs pending

First steps in the logic-based assessment of post-composed phenotypic descriptions

Bernardo Cuenca Grau, Dietrich Rebholz-Schuhmann, Ernesto Jimenez-Ruiz, Rafael Berlanga

arxiv:1012.1659 v1 · 2010-12-08 · cs.AI · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GDCI3QCZMOODZ2HX5JOAJWM2MH}

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	2026-05-18T04:33:51.539249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30c48dc059639c3ce8f7ea5c04d99a61daa481afc2124cc1b6ddcf76e117ca61

Aliases

arxiv: 1012.1659 · arxiv_version: 1012.1659v1 · doi: 10.48550/arxiv.1012.1659 · pith_short_12: GDCI3QCZMOOD · pith_short_16: GDCI3QCZMOODZ2HX · pith_short_8: GDCI3QCZ

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/GDCI3QCZMOODZ2HX5JOAJWM2MH \
  | 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: 30c48dc059639c3ce8f7ea5c04d99a61daa481afc2124cc1b6ddcf76e117ca61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "230a129525c66fe4495af2ff3dec3db7fbe6a181735cd6a7772c4b996c27b672",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2010-12-08T00:47:59Z",
    "title_canon_sha256": "c47b242032ecf71a8046502392e98fd6d7851fef8d0d011c48a38f9c8d5a84a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1659",
    "kind": "arxiv",
    "version": 1
  }
}