Pith Number

pith:QOTC7V2X

pith:2026:QOTC7V2XPR6SIB2C76XOJQQFQR

not attested not anchored not stored refs pending

Pseudo-Formalization for Automatic Proof Verification

Kaiyue Wen, Luke Bailey, Mohammed Abouzaid, Slim Barkallah, Tengyu Ma

arxiv:2605.20531 v1 · 2026-05-19 · cs.LO · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QOTC7V2XPR6SIB2C76XOJQQFQR}

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	2026-05-21T01:04:41.259132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83a62fd7577c7d240742ffaee4c205845082f4e12be98c0927cf9accb7f7d5ff

Aliases

arxiv: 2605.20531 · arxiv_version: 2605.20531v1 · doi: 10.48550/arxiv.2605.20531 · pith_short_12: QOTC7V2XPR6S · pith_short_16: QOTC7V2XPR6SIB2C · pith_short_8: QOTC7V2X

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/QOTC7V2XPR6SIB2C76XOJQQFQR \
  | 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: 83a62fd7577c7d240742ffaee4c205845082f4e12be98c0927cf9accb7f7d5ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd60109ad2f9861c6351a83f3afb4e8451c9b36de5bd6ab7eac4addc028d1c6",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-05-19T22:08:51Z",
    "title_canon_sha256": "7829dcb3446db5fa98a6adde46c9ba18055a6f9b3a92b09a4c1a76c351af52fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20531",
    "kind": "arxiv",
    "version": 1
  }
}