Pith Number

pith:HRPVBNIL

pith:2018:HRPVBNILTFUSV3AFABS5I2O2OC

not attested not anchored not stored refs pending

Solving Large-Scale Minimum-Weight Triangulation Instances to Provable Optimality

Andreas Haas

arxiv:1802.06415 v1 · 2018-02-18 · 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{HRPVBNILTFUSV3AFABS5I2O2OC}

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	2026-05-18T00:23:03.357664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c5f50b50b99692aec050065d469da70b69ba40a6fa3fe333b8c3c1469517f8d

Aliases

arxiv: 1802.06415 · arxiv_version: 1802.06415v1 · doi: 10.48550/arxiv.1802.06415 · pith_short_12: HRPVBNILTFUS · pith_short_16: HRPVBNILTFUSV3AF · pith_short_8: HRPVBNIL

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/HRPVBNILTFUSV3AFABS5I2O2OC \
  | 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: 3c5f50b50b99692aec050065d469da70b69ba40a6fa3fe333b8c3c1469517f8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "876baabb72cc4c0da93730e7b3bda31c6227414c0b1ae8daf5690540a5a39e9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2018-02-18T18:00:32Z",
    "title_canon_sha256": "797b917e8c60b6bd87739eab4f66a9ec54299621ba9dc276a5406e0c3b3cd648"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06415",
    "kind": "arxiv",
    "version": 1
  }
}