Pith Number

pith:WGA27SWT

pith:2026:WGA27SWTMCCC672QCFQ6KAGFS2

not attested not anchored not stored refs pending

Wheeler Bisimulations

Nicola Cotumaccio

arxiv:2602.07964 v2 · 2026-02-08 · cs.FL · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WGA27SWTMCCC672QCFQ6KAGFS2}

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	2026-06-30T02:17:15.617310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b181afcad360842f7f501161e500c596816408e6f8573262b42c3b0c7d594341

Aliases

arxiv: 2602.07964 · arxiv_version: 2602.07964v2 · doi: 10.48550/arxiv.2602.07964 · pith_short_12: WGA27SWTMCCC · pith_short_16: WGA27SWTMCCC672Q · pith_short_8: WGA27SWT

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/WGA27SWTMCCC672QCFQ6KAGFS2 \
  | 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: b181afcad360842f7f501161e500c596816408e6f8573262b42c3b0c7d594341

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a03cc1b5913eb4cc299b2b2a3a28bd3979415fc82a202ee3db8340383cebed74",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2026-02-08T13:23:15Z",
    "title_canon_sha256": "3f35fde8e740c8cc38fd013833e23719ae0f0982f28eb31b4d20d09014e9ed1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.07964",
    "kind": "arxiv",
    "version": 2
  }
}