Pith Number

pith:YMHZ2C47

pith:2013:YMHZ2C47WR2MY3I42476CXQQGB

not attested not anchored not stored refs pending

New aspects of regions whose tilings are enumerated by perfect powers

Tri Lai

arxiv:1309.6022 v2 · 2013-09-24 · 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{YMHZ2C47WR2MY3I42476CXQQGB}

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	2026-05-18T03:05:35.332235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c30f9d0b9fb474cc6d1cd73fe15e10306544f2499cd9f7324ae215e366d559db

Aliases

arxiv: 1309.6022 · arxiv_version: 1309.6022v2 · doi: 10.48550/arxiv.1309.6022 · pith_short_12: YMHZ2C47WR2M · pith_short_16: YMHZ2C47WR2MY3I4 · pith_short_8: YMHZ2C47

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/YMHZ2C47WR2MY3I42476CXQQGB \
  | 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: c30f9d0b9fb474cc6d1cd73fe15e10306544f2499cd9f7324ae215e366d559db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f57009b3d934f9fc38d65e085d8e89b59521f631aeaa66595b7c6aa54947199d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-09-24T01:49:07Z",
    "title_canon_sha256": "938cbd741a523414b1a4ccd54d540f716776729a5e108e5b83d16c30ee0f2dfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6022",
    "kind": "arxiv",
    "version": 2
  }
}