Pith Number

pith:7OZ5CEZN

pith:2011:7OZ5CEZNGBM2M6VXDBVKPRC5X2

not attested not anchored not stored refs pending

Coning, symmetry and spherical frameworks

Bernd Schulze, Walter Whiteley

arxiv:1108.2174 v1 · 2011-08-10 · 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{7OZ5CEZNGBM2M6VXDBVKPRC5X2}

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	2026-05-18T04:15:49.181903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbb3d1132d3059a67ab7186aa7c45dbe9595577471a298f515a318553eec49e7

Aliases

arxiv: 1108.2174 · arxiv_version: 1108.2174v1 · doi: 10.48550/arxiv.1108.2174 · pith_short_12: 7OZ5CEZNGBM2 · pith_short_16: 7OZ5CEZNGBM2M6VX · pith_short_8: 7OZ5CEZN

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/7OZ5CEZNGBM2M6VXDBVKPRC5X2 \
  | 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: fbb3d1132d3059a67ab7186aa7c45dbe9595577471a298f515a318553eec49e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1ad024d8d1317e3eb84f1dd39b2b126d7d854e5e618e558dd253d7d164efc6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2011-08-10T13:18:57Z",
    "title_canon_sha256": "75e399cf34568392bd1020e9e1632f524b1e21919fa96af5b8c8645c0eaf74aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.2174",
    "kind": "arxiv",
    "version": 1
  }
}