Pith Number

pith:LOI5CEKN

pith:2014:LOI5CEKNUQZY5EXMK4PHM2R27D

not attested not anchored not stored refs pending

Computing Minimum Tile Sets to Self-Assemble Colors Patterns

Aleck C. Johnsen, Ming-Yang Kao, Shinnosuke Seki

arxiv:1404.2962 v1 · 2014-04-10 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LOI5CEKNUQZY5EXMK4PHM2R27D}

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	2026-05-18T02:54:22.788889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b91d1114da4338e92ec571e766a3af8fddad5639f4a86730e9cea9d7b33c540

Aliases

arxiv: 1404.2962 · arxiv_version: 1404.2962v1 · doi: 10.48550/arxiv.1404.2962 · pith_short_12: LOI5CEKNUQZY · pith_short_16: LOI5CEKNUQZY5EXM · pith_short_8: LOI5CEKN

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/LOI5CEKNUQZY5EXMK4PHM2R27D \
  | 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: 5b91d1114da4338e92ec571e766a3af8fddad5639f4a86730e9cea9d7b33c540

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b114c7d5e61277351324324c658daeb1938aa296923cf6d321996258d452955a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2014-04-10T22:48:39Z",
    "title_canon_sha256": "012ac14a38847267156acc0c9d8417774b9f26b00052236175bf919b1f3755bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2962",
    "kind": "arxiv",
    "version": 1
  }
}