Pith Number

pith:G7SBFLPI

pith:2010:G7SBFLPIYGSMINOABK2RD42D4K

not attested not anchored not stored refs pending

Pattern Kits

Juha K\"arkk\"ainen, Kalle Karhu, Leena Salmela, Travis Gagie, Veli M\"akinen

arxiv:1011.3491 v2 · 2010-11-15 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G7SBFLPIYGSMINOABK2RD42D4K}

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	2026-05-18T04:25:11.109703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37e412ade8c1a4c435c00ab511f343e2aa69f22a1d58e91f5e84d405f348c6b7

Aliases

arxiv: 1011.3491 · arxiv_version: 1011.3491v2 · doi: 10.48550/arxiv.1011.3491 · pith_short_12: G7SBFLPIYGSM · pith_short_16: G7SBFLPIYGSMINOA · pith_short_8: G7SBFLPI

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/G7SBFLPIYGSMINOABK2RD42D4K \
  | 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: 37e412ade8c1a4c435c00ab511f343e2aa69f22a1d58e91f5e84d405f348c6b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e029f73e263f721c103483b40c1cc970baa3f6f0038c1ad6aa6b158901754a4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-11-15T20:21:33Z",
    "title_canon_sha256": "1cad529f4f9974b8d2b479cd6f383c60548d680613c7aab74e24b23cf1587263"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3491",
    "kind": "arxiv",
    "version": 2
  }
}