Pith Number

pith:NOY2CZ6O

pith:2012:NOY2CZ6OG7VEVBLKSMT54NHDEX

not attested not anchored not stored refs pending

Using the DOM Tree for Content Extraction

David Insa (Universitat Polit\`ecnica de Val\`encia), Josep Silva (Universitat Polit\`ecnica de Val\`encia), Sergio L\'opez (Universitat Polit\`ecnica de Val\`encia)

arxiv:1210.6113 v1 · 2012-10-23 · 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{NOY2CZ6OG7VEVBLKSMT54NHDEX}

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	2026-05-18T03:42:33.245299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bb1a167ce37ea4a856a9327de34e325de171db3cb425394ee31b0d3ba39ca3c

Aliases

arxiv: 1210.6113 · arxiv_version: 1210.6113v1 · doi: 10.48550/arxiv.1210.6113 · pith_short_12: NOY2CZ6OG7VE · pith_short_16: NOY2CZ6OG7VEVBLK · pith_short_8: NOY2CZ6O

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/NOY2CZ6OG7VEVBLKSMT54NHDEX \
  | 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: 6bb1a167ce37ea4a856a9327de34e325de171db3cb425394ee31b0d3ba39ca3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "416b85605c2cc3057d7014fbba78a170498c6dd29b44773366fa7f508f75933e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2012-10-23T02:55:06Z",
    "title_canon_sha256": "2841aacf5c939e6fe114cb05ec0d333c296161eebc622a539a65d9976cce3ea8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6113",
    "kind": "arxiv",
    "version": 1
  }
}