Pith Number

pith:PYVBLLWY

pith:2025:PYVBLLWYQS6SD2KD5BJW33L3KP

not attested not anchored not stored refs pending

A Framework for Cryptographic Verifiability of End-to-End AI Pipelines

Kar Balan, Robert Learney, Tim Wood

arxiv:2503.22573 v1 · 2025-03-28 · cs.CR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PYVBLLWYQS6SD2KD5BJW33L3KP}

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.

Cited by

1 paper in Pith

Engineering Trustworthy Machine-Learning Operations with Zero-Knowledge Proofs

Receipt and verification

First computed	2026-07-05T10:41:06.925727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e2a15aed884bd21e943e8536ded7b53dabd73ca76050c337f8b783259dca4ea

Aliases

arxiv: 2503.22573 · arxiv_version: 2503.22573v1 · doi: 10.48550/arxiv.2503.22573 · pith_short_12: PYVBLLWYQS6S · pith_short_16: PYVBLLWYQS6SD2KD · pith_short_8: PYVBLLWY

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/PYVBLLWYQS6SD2KD5BJW33L3KP \
  | 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: 7e2a15aed884bd21e943e8536ded7b53dabd73ca76050c337f8b783259dca4ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c0999117a810a8e61a8b31787d096d56a069b703ffb9951c2e06da1b8cd9cb6",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-03-28T16:20:57Z",
    "title_canon_sha256": "3a01229c404abbc2c804d8fcbcdffa22f59568e11928919f12aad5ff38fe3f38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.22573",
    "kind": "arxiv",
    "version": 1
  }
}