Pith Number

pith:OTLHMHZV

pith:2013:OTLHMHZV5KJ57GACD4MBSFCBIZ

not attested not anchored not stored refs pending

Combinatorial Optimization in Pattern Assembly

Shinnosuke Seki

arxiv:1301.3771 v1 · 2013-01-16 · cs.CC · 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{OTLHMHZV5KJ57GACD4MBSFCBIZ}

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	2026-05-18T03:36:16.781647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74d6761f35ea93df98021f181914414677dd91204072d77c0464e05c7a7cb79c

Aliases

arxiv: 1301.3771 · arxiv_version: 1301.3771v1 · doi: 10.48550/arxiv.1301.3771 · pith_short_12: OTLHMHZV5KJ5 · pith_short_16: OTLHMHZV5KJ57GAC · pith_short_8: OTLHMHZV

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/OTLHMHZV5KJ57GACD4MBSFCBIZ \
  | 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: 74d6761f35ea93df98021f181914414677dd91204072d77c0464e05c7a7cb79c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b69508070d45530e98e8d546f46d4b7532cc0d803545ea5d2cd918d17ab40b1c",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2013-01-16T18:02:07Z",
    "title_canon_sha256": "e3cf20ba0d23bac00ee7e1577111fb973a1db4cc4e7986874ccd8673c06b3577"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3771",
    "kind": "arxiv",
    "version": 1
  }
}