Pith Number

pith:OMOBRBDC

pith:2014:OMOBRBDCGRWI3JWNHB4ACW4UDT

not attested not anchored not stored refs pending

Gradient of the Objective Function for an Anisotropic Centroidal Voronoi Tessellation (CVT) - A revised, detailed derivation

Giacomo Parigi, Marco Piastra

arxiv:1408.5622 v1 · 2014-08-24 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMOBRBDCGRWI3JWNHB4ACW4UDT}

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	2026-05-18T02:44:24.697982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

731c188462346c8da6cd3878015b941cc134b27307581355429aef431199bfc0

Aliases

arxiv: 1408.5622 · arxiv_version: 1408.5622v1 · doi: 10.48550/arxiv.1408.5622 · pith_short_12: OMOBRBDCGRWI · pith_short_16: OMOBRBDCGRWI3JWN · pith_short_8: OMOBRBDC

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/OMOBRBDCGRWI3JWNHB4ACW4UDT \
  | 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: 731c188462346c8da6cd3878015b941cc134b27307581355429aef431199bfc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2656c59f7507288579685f1bd72776976daa7c1bcc9594050608d8d25353441",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2014-08-24T17:48:01Z",
    "title_canon_sha256": "e24a5c7436afa95f1b04dabc450f7b0e58fdcf7cfc848d37a6da27587efb8e15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5622",
    "kind": "arxiv",
    "version": 1
  }
}