Pith Number

pith:JJFZKPIP

pith:2018:JJFZKPIPKDR2KLDCTWLXUX4O7I

not attested not anchored not stored refs pending

Properties of Convex Pentagonal Tiles for Periodic Tiling

Teruhisa Sugimoto

arxiv:1811.02075 v1 · 2018-11-05 · 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{JJFZKPIPKDR2KLDCTWLXUX4O7I}

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	2026-05-18T00:01:25.104075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a4b953d0f50e3a52c629d977a5f8efa2e3034a727362a98ce87832df9dab680

Aliases

arxiv: 1811.02075 · arxiv_version: 1811.02075v1 · doi: 10.48550/arxiv.1811.02075 · pith_short_12: JJFZKPIPKDR2 · pith_short_16: JJFZKPIPKDR2KLDC · pith_short_8: JJFZKPIP

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/JJFZKPIPKDR2KLDCTWLXUX4O7I \
  | 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: 4a4b953d0f50e3a52c629d977a5f8efa2e3034a727362a98ce87832df9dab680

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cffd119e86a29ff0376dde26ea2ab921d01396b63f58dc6f7aff4929b542e1b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2018-11-05T23:02:31Z",
    "title_canon_sha256": "97bf48ead51813ab529d495b38df8a922b7b72fd18698a9d71109eb4272f70d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02075",
    "kind": "arxiv",
    "version": 1
  }
}