Pith Number

pith:TII7PQFO

pith:2012:TII7PQFO3LZ3S7UA34SSTMKJYO

not attested not anchored not stored refs pending

Discovering Links for Metadata Enrichment on Computer Science Papers

Johann Schaible, Philipp Mayr

arxiv:1212.3677 v1 · 2012-12-15 · 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{TII7PQFO3LZ3S7UA34SSTMKJYO}

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	2026-05-18T03:38:22.677833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a11f7c0aedaf3b97e80df2529b149c383fe827040e98bdd6487b7e0fc1c64b3

Aliases

arxiv: 1212.3677 · arxiv_version: 1212.3677v1 · doi: 10.48550/arxiv.1212.3677 · pith_short_12: TII7PQFO3LZ3 · pith_short_16: TII7PQFO3LZ3S7UA · pith_short_8: TII7PQFO

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/TII7PQFO3LZ3S7UA34SSTMKJYO \
  | 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: 9a11f7c0aedaf3b97e80df2529b149c383fe827040e98bdd6487b7e0fc1c64b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c374842c9f7b504f0500254d359871ca9ffe0df1cbf8717ad26315e7da4d983",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2012-12-15T12:09:57Z",
    "title_canon_sha256": "4112ba3eba4fe96d9b0c87ec30166626129e85b93207e218bc38575537407a91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3677",
    "kind": "arxiv",
    "version": 1
  }
}