Pith Number

pith:QE7YN67F

pith:2015:QE7YN67FXHG44I7X6XBUTQZEB5

not attested not anchored not stored refs pending

First Families of Regular Polygons

G.H. Hughes

arxiv:1503.05536 v5 · 2015-03-18 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QE7YN67FXHG44I7X6XBUTQZEB5}

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	2026-05-18T01:05:46.392483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

813f86fbe5b9cdce23f7f5c349c3240f5e4cade7ef854c766061ac087bc03acf

Aliases

arxiv: 1503.05536 · arxiv_version: 1503.05536v5 · doi: 10.48550/arxiv.1503.05536 · pith_short_12: QE7YN67FXHG4 · pith_short_16: QE7YN67FXHG44I7X · pith_short_8: QE7YN67F

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/QE7YN67FXHG44I7X6XBUTQZEB5 \
  | 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: 813f86fbe5b9cdce23f7f5c349c3240f5e4cade7ef854c766061ac087bc03acf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98f538e5beacfd1048c17e2b1453c86a637b39e2b5caae6685944998152a040a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-03-18T19:21:14Z",
    "title_canon_sha256": "6fb7c076c77660930c501beec6533a2c8f86fa8e159cee3f96a0b1f77548542b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05536",
    "kind": "arxiv",
    "version": 5
  }
}