Pith Number

pith:T7LGLLDW

pith:2014:T7LGLLDW7TDDSFZJPZXL7GDWOS

not attested not anchored not stored refs pending

Voronoi Grid-Shell Structures

Davide Tonelli, Enrico Puppo, Maurizio Froli, Nico Pietroni, Paolo Cignoni, Roberto Scopigno

arxiv:1408.6591 v1 · 2014-08-26 · cs.GR · cs.CG

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

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	2026-05-18T02:44:01.264707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fd665ac76fcc63917297e6ebf987674bf0f57ce569efd327f7d9887a1221834

Aliases

arxiv: 1408.6591 · arxiv_version: 1408.6591v1 · doi: 10.48550/arxiv.1408.6591 · pith_short_12: T7LGLLDW7TDD · pith_short_16: T7LGLLDW7TDDSFZJ · pith_short_8: T7LGLLDW

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/T7LGLLDW7TDDSFZJPZXL7GDWOS \
  | 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: 9fd665ac76fcc63917297e6ebf987674bf0f57ce569efd327f7d9887a1221834

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "787362dd01a7c445d33d677002457eb72745ddbe8ee02e1fcb95dd91bdc3841c",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2014-08-26T14:23:57Z",
    "title_canon_sha256": "94adf0bd28dfa0cc87bf8ba660a360132907133b7c00356bdc164514d77b0c44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.6591",
    "kind": "arxiv",
    "version": 1
  }
}