Pith Number

pith:RYWGKLF2

pith:2019:RYWGKLF23KEWZ4BKGW4IIHQSIT

not attested not anchored not stored refs pending

Pseudo-Triangle Visibility Graph: Characterization and Reconstruction

Alireza Zarei, Sahar Mehrpour

arxiv:1905.00727 v1 · 2019-05-02 · 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{RYWGKLF23KEWZ4BKGW4IIHQSIT}

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	2026-05-17T23:47:09.490894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e2c652cbada896cf02a35b8841e1244dd9fd0470c3de5f823176f9c47289b2e

Aliases

arxiv: 1905.00727 · arxiv_version: 1905.00727v1 · doi: 10.48550/arxiv.1905.00727 · pith_short_12: RYWGKLF23KEW · pith_short_16: RYWGKLF23KEWZ4BK · pith_short_8: RYWGKLF2

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/RYWGKLF23KEWZ4BKGW4IIHQSIT \
  | 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: 8e2c652cbada896cf02a35b8841e1244dd9fd0470c3de5f823176f9c47289b2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0de537321fdb1610b2eb4753bf16a042a816f25b86075861b813e19c8c79ace2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2019-05-02T13:31:01Z",
    "title_canon_sha256": "b9b7760d9a5fde3b1ef6a44a2e57ccbf3515a0bdca4437b65a3528ee85b9677d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00727",
    "kind": "arxiv",
    "version": 1
  }
}