Pith Number

pith:3PH7IHUC

pith:2013:3PH7IHUCVIJWTMJHWKHVR5FH64

not attested not anchored not stored refs pending

Spherical tilings by congruent quadrangles over pseudo-double wheels (III) - the essential uniqueness in case of convex tiles

Yohji Akama, Yudai Sakano

arxiv:1312.3026 v1 · 2013-12-11 · 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{3PH7IHUCVIJWTMJHWKHVR5FH64}

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	2026-05-18T03:05:00.734027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbcff41e82aa1369b127b28f58f4a7f71c019c95cbb7b86f4b2a66f657b2ff3d

Aliases

arxiv: 1312.3026 · arxiv_version: 1312.3026v1 · doi: 10.48550/arxiv.1312.3026 · pith_short_12: 3PH7IHUCVIJW · pith_short_16: 3PH7IHUCVIJWTMJH · pith_short_8: 3PH7IHUC

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/3PH7IHUCVIJWTMJHWKHVR5FH64 \
  | 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: dbcff41e82aa1369b127b28f58f4a7f71c019c95cbb7b86f4b2a66f657b2ff3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "108bde83398f06f43c1fba86a6749c56bc1d63020c39ee2fa7eef71fc926a154",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2013-12-11T03:19:15Z",
    "title_canon_sha256": "3cbb5605da080d82e2fb0730b5bcd924fd5490b62a160893a7b99f218cbf841d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.3026",
    "kind": "arxiv",
    "version": 1
  }
}