Pith Number

pith:BC53VGL4

pith:2012:BC53VGL4IKB3SNSQXIEC4GMEUO

not attested not anchored not stored refs pending

Literature-based knowledge discovery: the state of the art

Hui Fu, Xiaoyong Liu

arxiv:1203.3611 v1 · 2012-03-16 · 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{BC53VGL4IKB3SNSQXIEC4GMEUO}

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	2026-05-18T03:59:50.466961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08bbba997c4283b93650ba082e1984a393435e2b50f7ed9caff8a70491348b29

Aliases

arxiv: 1203.3611 · arxiv_version: 1203.3611v1 · doi: 10.48550/arxiv.1203.3611 · pith_short_12: BC53VGL4IKB3 · pith_short_16: BC53VGL4IKB3SNSQ · pith_short_8: BC53VGL4

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/BC53VGL4IKB3SNSQXIEC4GMEUO \
  | 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: 08bbba997c4283b93650ba082e1984a393435e2b50f7ed9caff8a70491348b29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dae4a12e1168cb04901062180493dbeefec6cb13a80fca5184c15f09fdf6194a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2012-03-16T03:33:06Z",
    "title_canon_sha256": "3a542ec671c9e86d390bcae5bd1aee78a2112336bf7df81a6f3a1496f0e54400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3611",
    "kind": "arxiv",
    "version": 1
  }
}