Pith Number

pith:QJXRDOY7

pith:2014:QJXRDOY7QX4K5KLKZDMESFB7UY

not attested not anchored not stored refs pending

A Semantic Web of Know-How: Linked Data for Community-Centric Tasks

Adam Barker, Ewan Klein, Paolo Pareti

arxiv:1410.8808 v1 · 2014-10-29 · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJXRDOY7QX4K5KLKZDMESFB7UY}

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	2026-05-18T02:38:53.654528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

826f11bb1f85f8aea96ac8d849143fa63a2be5a11b33b7d1ebbac5d8bd969608

Aliases

arxiv: 1410.8808 · arxiv_version: 1410.8808v1 · doi: 10.48550/arxiv.1410.8808 · pith_short_12: QJXRDOY7QX4K · pith_short_16: QJXRDOY7QX4K5KLK · pith_short_8: QJXRDOY7

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/QJXRDOY7QX4K5KLKZDMESFB7UY \
  | 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: 826f11bb1f85f8aea96ac8d849143fa63a2be5a11b33b7d1ebbac5d8bd969608

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f22c7a753ae995afb8ab4563fa7fced40c15aefbbde405be20f1d62430d112f5",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-10-29T15:48:40Z",
    "title_canon_sha256": "42f9269a580cdd8a61386291979b7ed055ff59262c318d46903a69c4d72c4fe6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8808",
    "kind": "arxiv",
    "version": 1
  }
}