Pith Number

pith:UUD2HO7Q

pith:2006:UUD2HO7QG44RXVANFUJA6CUXHU

not attested not anchored not stored refs pending

Longest Common Pattern between two Permutations

Dominique Rossin (LIAFA), Mathilde Bouvel (LIAFA)

arxiv:math/0611679 v1 · 2006-11-22 · math.CO · cs.DM · 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{UUD2HO7QG44RXVANFUJA6CUXHU}

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	2026-05-18T02:41:26.676362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a507a3bbf037391bd40d2d120f0a973d2347060bc8befc6d6187e20637d0808b

Aliases

arxiv: math/0611679 · arxiv_version: math/0611679v1 · doi: 10.48550/arxiv.math/0611679 · pith_short_12: UUD2HO7QG44R · pith_short_16: UUD2HO7QG44RXVAN · pith_short_8: UUD2HO7Q

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/UUD2HO7QG44RXVANFUJA6CUXHU \
  | 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: a507a3bbf037391bd40d2d120f0a973d2347060bc8befc6d6187e20637d0808b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47a86fffb8c053c500d25441d636829c6a95b7a45b2578c4dab45d0f7b5c5708",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.DS"
    ],
    "license": "",
    "primary_cat": "math.CO",
    "submitted_at": "2006-11-22T10:47:05Z",
    "title_canon_sha256": "f53b3c041e3fe8f04fdbeaedd00f5304600a1adfdaace2688d351000ea7d5767"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0611679",
    "kind": "arxiv",
    "version": 1
  }
}