Pith Number

pith:YYCWQUAO

pith:2014:YYCWQUAOZMWIA5USMBKZBMGC4L

not attested not anchored not stored refs pending

Using multi-categorization semantic analysis and personalization for semantic search

Moyi Shi, Yinglong Ma

arxiv:1406.7093 v1 · 2014-06-27 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YYCWQUAOZMWIA5USMBKZBMGC4L}

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	2026-05-18T02:48:54.122726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c60568500ecb2c807692605590b0c2e2cc67539cff9021d84bbc1f6300ef4981

Aliases

arxiv: 1406.7093 · arxiv_version: 1406.7093v1 · doi: 10.48550/arxiv.1406.7093 · pith_short_12: YYCWQUAOZMWI · pith_short_16: YYCWQUAOZMWIA5US · pith_short_8: YYCWQUAO

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/YYCWQUAOZMWIA5USMBKZBMGC4L \
  | 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: c60568500ecb2c807692605590b0c2e2cc67539cff9021d84bbc1f6300ef4981

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7cd0aab1db8c49082ece95ee2bba779b93681866028e21c00f4295509377360",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2014-06-27T07:43:38Z",
    "title_canon_sha256": "d3ec3e922b2a48e6d1c64c73bba833bdac7e23489e55f3f462e626293ef02dab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7093",
    "kind": "arxiv",
    "version": 1
  }
}