Pith Number

pith:IEQD5MKO

pith:2026:IEQD5MKOO7GH2D34RY5BAY4BJW

not attested not anchored not stored refs pending

Four Paradoxes and a Proof Assistant: Burali-Forti, Diaconescu, Reynolds, and Hurkens in the coq-paradoxes library

Bernardo Alonso

arxiv:2605.27633 v1 · 2026-05-26 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IEQD5MKOO7GH2D34RY5BAY4BJW}

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	2026-05-28T01:04:44.837758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41203eb14e77cc7d0f7c8e3a1063814d8e3d36e3be5cecc7f82e1d37a52f0929

Aliases

arxiv: 2605.27633 · arxiv_version: 2605.27633v1 · doi: 10.48550/arxiv.2605.27633 · pith_short_12: IEQD5MKOO7GH · pith_short_16: IEQD5MKOO7GH2D34 · pith_short_8: IEQD5MKO

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/IEQD5MKOO7GH2D34RY5BAY4BJW \
  | 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: 41203eb14e77cc7d0f7c8e3a1063814d8e3d36e3be5cecc7f82e1d37a52f0929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48d1160b1f95b997ebf525ab8dde35660e5ab89c6e3f944c88bf5def74f97dbe",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-05-26T19:53:37Z",
    "title_canon_sha256": "a15b824844c52e03b4d59ef0aaedc0d0a06f257ef5ae175a9305ce1427981535"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27633",
    "kind": "arxiv",
    "version": 1
  }
}