Pith Number

pith:UZFD4LN6

pith:2012:UZFD4LN63M7IXLMCDUWQYRCBDJ

not attested not anchored not stored refs pending

Functionals on Triangulations of Delaunay Sets

Alexey Glazyrin, Herbert Edelsbrunner, Nikolay P. Dolbilin, Oleg R. Musin

arxiv:1211.7053 v1 · 2012-11-29 · 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{UZFD4LN63M7IXLMCDUWQYRCBDJ}

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	2026-05-18T02:38:17.484506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a64a3e2dbedb3e8bad821d2d0c44411a43bdb1e47c6024c6ec6041e4d4fff65e

Aliases

arxiv: 1211.7053 · arxiv_version: 1211.7053v1 · doi: 10.48550/arxiv.1211.7053 · pith_short_12: UZFD4LN63M7I · pith_short_16: UZFD4LN63M7IXLMC · pith_short_8: UZFD4LN6

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/UZFD4LN63M7IXLMCDUWQYRCBDJ \
  | 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: a64a3e2dbedb3e8bad821d2d0c44411a43bdb1e47c6024c6ec6041e4d4fff65e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e66cd770f986ccb390dfda9143d06221a8efe25571859a530fe71b7d3116c765",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2012-11-29T20:57:11Z",
    "title_canon_sha256": "82fa5be0961d340efa68edfd7834787bce300569438d0f04dad125a35b48c70a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.7053",
    "kind": "arxiv",
    "version": 1
  }
}