Pith Number

pith:RHRG4O33

pith:2012:RHRG4O33SFUVVWESQA56E2LAIX

not attested not anchored not stored refs pending

A Fast Algorithm for Permutation Pattern Matching Based on Alternating Runs

Marie-Louise Bruner, Martin Lackner

arxiv:1204.5224 v2 · 2012-04-23 · cs.DS · cs.CC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RHRG4O33SFUVVWESQA56E2LAIX}

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	2026-05-18T02:23:35.834950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89e26e3b7b91695ad892803be2696045e1e2f89d98b7c43e90c568d403218925

Aliases

arxiv: 1204.5224 · arxiv_version: 1204.5224v2 · doi: 10.48550/arxiv.1204.5224 · pith_short_12: RHRG4O33SFUV · pith_short_16: RHRG4O33SFUVVWES · pith_short_8: RHRG4O33

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/RHRG4O33SFUVVWESQA56E2LAIX \
  | 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: 89e26e3b7b91695ad892803be2696045e1e2f89d98b7c43e90c568d403218925

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45406a3d3f847e85001e52252fe5afb7cb21465eb762d97e08ae3ff126d5c364",
    "cross_cats_sorted": [
      "cs.CC",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-04-23T22:46:21Z",
    "title_canon_sha256": "86b6a461808126edd7c90a2b02cdb85462b64a718da9e1d349177e97c8f351a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5224",
    "kind": "arxiv",
    "version": 2
  }
}