Pith Number

pith:EIQJ6ZAZ

pith:2024:EIQJ6ZAZTU65EUIAVSR2GYL4KT

not attested not anchored not stored refs pending

Diameter reduction via arc reversal

Daniel P. Szabo, Lydia Mirabel Mendoza-Cadena, Max K\"olbl, Panna Geh\'er

arxiv:2402.06259 v2 · 2024-02-09 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EIQJ6ZAZTU65EUIAVSR2GYL4KT}

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	2026-07-05T11:38:22.603913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22209f64199d3dd25100aca3a3617c54caedcf3d8d01cfabe17ead4c0ed17876

Aliases

arxiv: 2402.06259 · arxiv_version: 2402.06259v2 · doi: 10.48550/arxiv.2402.06259 · pith_short_12: EIQJ6ZAZTU65 · pith_short_16: EIQJ6ZAZTU65EUIA · pith_short_8: EIQJ6ZAZ

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/EIQJ6ZAZTU65EUIAVSR2GYL4KT \
  | 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: 22209f64199d3dd25100aca3a3617c54caedcf3d8d01cfabe17ead4c0ed17876

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "024f6dae9e9ca90ff3437a30ba8e562eb9f15b69fb5bd5f72d983dc31e6e78cb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-02-09T09:16:53Z",
    "title_canon_sha256": "b485c4861d3d30735ac7aa060cb666bfa58dd19b5247048a1de2cd010bfb15e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.06259",
    "kind": "arxiv",
    "version": 2
  }
}