Pith Number

pith:U5USEGC3

pith:2017:U5USEGC3JJIF7WOS4LQXGPLFTG

not attested not anchored not stored refs pending

Convex Pentagon Tilings and Heptiamonds, II

Teruhisa Sugimoto, Yoshiaki Araki

arxiv:1704.04314 v3 · 2017-04-14 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U5USEGC3JJIF7WOS4LQXGPLFTG}

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	2026-05-18T00:21:46.435293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a76922185b4a505fd9d2e2e1733d6599a195c2e6dae9a9b3dfc6ef3a213578fa

Aliases

arxiv: 1704.04314 · arxiv_version: 1704.04314v3 · doi: 10.48550/arxiv.1704.04314 · pith_short_12: U5USEGC3JJIF · pith_short_16: U5USEGC3JJIF7WOS · pith_short_8: U5USEGC3

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/U5USEGC3JJIF7WOS4LQXGPLFTG \
  | 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: a76922185b4a505fd9d2e2e1733d6599a195c2e6dae9a9b3dfc6ef3a213578fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff3e52d31ee6626f4336c8f0443dd41b900e250f4509a54644dd867063e23310",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2017-04-14T00:38:42Z",
    "title_canon_sha256": "69274a7bdf5cf85c61f21bf8b874a22842baed590d8d5068c3d8cd482c195de6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04314",
    "kind": "arxiv",
    "version": 3
  }
}