Pith Number

pith:T2OM4KY3

pith:2013:T2OM4KY3IPAQMJVCZVF3C54BKH

not attested not anchored not stored refs pending

Accomplishable Tasks in Knowledge Representation

Keehang Kwon, Mi-Young Park

arxiv:1306.2268 v1 · 2013-06-07 · 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{T2OM4KY3IPAQMJVCZVF3C54BKH}

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	2026-05-18T03:21:21.955673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e9cce2b1b43c10626a2cd4bb1778151de35e992928a8a5e3cf56ec49e0dd9c8

Aliases

arxiv: 1306.2268 · arxiv_version: 1306.2268v1 · doi: 10.48550/arxiv.1306.2268 · pith_short_12: T2OM4KY3IPAQ · pith_short_16: T2OM4KY3IPAQMJVC · pith_short_8: T2OM4KY3

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/T2OM4KY3IPAQMJVCZVF3C54BKH \
  | 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: 9e9cce2b1b43c10626a2cd4bb1778151de35e992928a8a5e3cf56ec49e0dd9c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10bc106ff65b67804af1b1ee02936ad612e1847141a9ad7b1328a88a3e58d9a8",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-06-07T04:42:02Z",
    "title_canon_sha256": "309fff2c2d4f4cf670e338ab1718c950c12cacf012c69e523fec7061cb6b8b81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.2268",
    "kind": "arxiv",
    "version": 1
  }
}