Pith Number

pith:NLQFL6SM

pith:2015:NLQFL6SMCVSI6BY2KYDMB5OMX6

not attested not anchored not stored refs pending

Tiling with arbitrary tiles

Imre Leader, Ta Sheng Tan, Vytautas Gruslys

arxiv:1505.03697 v2 · 2015-05-14 · 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{NLQFL6SMCVSI6BY2KYDMB5OMX6}

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	2026-05-18T01:08:26.601065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ae055fa4c15648f071a5606c0f5ccbf9b380becb42b1c29889faa823857b5b6

Aliases

arxiv: 1505.03697 · arxiv_version: 1505.03697v2 · doi: 10.48550/arxiv.1505.03697 · pith_short_12: NLQFL6SMCVSI · pith_short_16: NLQFL6SMCVSI6BY2 · pith_short_8: NLQFL6SM

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/NLQFL6SMCVSI6BY2KYDMB5OMX6 \
  | 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: 6ae055fa4c15648f071a5606c0f5ccbf9b380becb42b1c29889faa823857b5b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7da0900a84ff7a2e0fd6b5291ed81d9f4bd64d35db0199c7664bd569ec9599e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-05-14T12:00:44Z",
    "title_canon_sha256": "eb21f036cd64b57650ac47fd4fdb0f1b381bf9f62dc0ff81fa197402f214fd3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.03697",
    "kind": "arxiv",
    "version": 2
  }
}