Pith Number

pith:OALYFDJT

pith:2013:OALYFDJT2ESJRBKDEFALACZ24K

not attested not anchored not stored refs pending

Validation Rules for Assessing and Improving SKOS Mapping Quality

Boris De Vloed, Dirk Colaert, Giovanni Mels, Hong Sun, Jos De Roo, Kristof Depraetere, Marc Twagirumukiza

arxiv:1310.4156 v1 · 2013-10-15 · cs.AI · 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{OALYFDJT2ESJRBKDEFALACZ24K}

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	2026-05-18T03:10:00.966020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7017828d33d1249885432140b00b3ae2a1a56d084065a6f7615145d1b40181f9

Aliases

arxiv: 1310.4156 · arxiv_version: 1310.4156v1 · doi: 10.48550/arxiv.1310.4156 · pith_short_12: OALYFDJT2ESJ · pith_short_16: OALYFDJT2ESJRBKD · pith_short_8: OALYFDJT

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/OALYFDJT2ESJRBKDEFALACZ24K \
  | 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: 7017828d33d1249885432140b00b3ae2a1a56d084065a6f7615145d1b40181f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eff41fcad99958b996202ad0d25070d0b52ca3d61f77bf7eb4742e873d951c8",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-10-15T19:28:04Z",
    "title_canon_sha256": "00f5ce44cc8b34a8eafe04a55de3ff414205d4129412c8890cc99571f6db6961"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4156",
    "kind": "arxiv",
    "version": 1
  }
}