Pith Number

pith:QPAI6NSO

pith:2013:QPAI6NSOPAEOHGTOMLX62JALCD

not attested not anchored not stored refs pending

The Stability of Delaunay Triangulations

Arijit Ghosh (INRIA Sophia Antipolis), Jean-Daniel Boissonnat (INRIA Sophia Antipolis / INRIA Saclay - Ile de France), Ramsay Dyer (INRIA Sophia Antipolis)

arxiv:1304.2947 v2 · 2013-04-10 · 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{QPAI6NSOPAEOHGTOMLX62JALCD}

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	2026-05-18T02:16:49.070429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83c08f364e7808e39a6e62efed240b10f02012a728e0dd45c14d105df914fb97

Aliases

arxiv: 1304.2947 · arxiv_version: 1304.2947v2 · doi: 10.48550/arxiv.1304.2947 · pith_short_12: QPAI6NSOPAEO · pith_short_16: QPAI6NSOPAEOHGTO · pith_short_8: QPAI6NSO

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/QPAI6NSOPAEOHGTOMLX62JALCD \
  | 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: 83c08f364e7808e39a6e62efed240b10f02012a728e0dd45c14d105df914fb97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2abe7e8891578590dfafe7c8e01c2661d521e96bf9178ffd9ff36a3657692158",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2013-04-10T13:21:39Z",
    "title_canon_sha256": "47510c228a2f584e26c1534db8a89e96ea81d1a50d6a3fc662e09035294875a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2947",
    "kind": "arxiv",
    "version": 2
  }
}