Pith Number

pith:WORB6ZKD

pith:2013:WORB6ZKDLISLVPKLOFNNGSDT2A

not attested not anchored not stored refs pending

Key Choices in the Design of Simple Knowledge Organization System (SKOS)

Alistair Miles, Antoine Isaac, Ed Summers, Guus Schreiber, Sean Bechhofer, Thomas Baker

arxiv:1302.1224 v1 · 2013-02-05 · 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{WORB6ZKDLISLVPKLOFNNGSDT2A}

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	2026-05-18T01:00:20.739684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3a21f65435a24babd4b715ad34873d002cdf5583496a670d3165c1bff3679d7

Aliases

arxiv: 1302.1224 · arxiv_version: 1302.1224v1 · doi: 10.48550/arxiv.1302.1224 · pith_short_12: WORB6ZKDLISL · pith_short_16: WORB6ZKDLISLVPKL · pith_short_8: WORB6ZKD

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/WORB6ZKDLISLVPKLOFNNGSDT2A \
  | 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: b3a21f65435a24babd4b715ad34873d002cdf5583496a670d3165c1bff3679d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2077b99cb75360ff413ff579d83bf90fa7200e2d7a221733fbf4fbc80364bd6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2013-02-05T22:21:52Z",
    "title_canon_sha256": "8eec8df744f93629019501cc92a80cfb7ee59770dd65c2a338368a3a3908cd95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1224",
    "kind": "arxiv",
    "version": 1
  }
}