Pith Number

pith:SIR6WPCA

pith:2017:SIR6WPCAOT4AUTHFQUNG74GYS6

not attested not anchored not stored refs pending

Geometric Biplane Graphs II: Graph Augmentation

Alfredo Garc\'ia, Csaba D. T\'oth, Ferran Hurtado, In\^es Matos, Javier Tejel, Maria Saumell, Matias Korman, Rodrigo I. Silveira

arxiv:1702.01277 v1 · 2017-02-04 · 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{SIR6WPCAOT4AUTHFQUNG74GYS6}

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	2026-05-18T00:38:20.965815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9223eb3c4074f80a4ce5851a6ff0d897a8169c87d5e41ae6207dd3bd72223304

Aliases

arxiv: 1702.01277 · arxiv_version: 1702.01277v1 · doi: 10.48550/arxiv.1702.01277 · pith_short_12: SIR6WPCAOT4A · pith_short_16: SIR6WPCAOT4AUTHF · pith_short_8: SIR6WPCA

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/SIR6WPCAOT4AUTHFQUNG74GYS6 \
  | 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: 9223eb3c4074f80a4ce5851a6ff0d897a8169c87d5e41ae6207dd3bd72223304

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70b8e969b393ac19ad9683dd78e1446414c80a671d6ae7633029c94c2e76c75f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2017-02-04T11:51:50Z",
    "title_canon_sha256": "fd931f2aaf1197b13fc28793b4efc47c02ab96ca1c78e1f85c2ea88645e103f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01277",
    "kind": "arxiv",
    "version": 1
  }
}