Pith Number

pith:C6JD36EZ

pith:2026:C6JD36EZWRFVIB3OW3C2JYRPHP

not attested not anchored not stored refs pending

Toward Auditable AI Scientists: A Hypothesis Evolution Protocol for LLM Agents

Izumi Takahara, Teruyasu Mizoguchi

arxiv:2607.09195 v1 · 2026-07-10 · cs.AI · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C6JD36EZWRFVIB3OW3C2JYRPHP}

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	2026-07-13T01:18:50.402726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17923df899b44b54076eb6c5a4e22f3bc2f22ef03f31c61b60a0ef041a9a249a

Aliases

arxiv: 2607.09195 · arxiv_version: 2607.09195v1 · doi: 10.48550/arxiv.2607.09195 · pith_short_12: C6JD36EZWRFV · pith_short_16: C6JD36EZWRFVIB3O · pith_short_8: C6JD36EZ

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/C6JD36EZWRFVIB3OW3C2JYRPHP \
  | 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: 17923df899b44b54076eb6c5a4e22f3bc2f22ef03f31c61b60a0ef041a9a249a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "448be2aa2ecc35eadc3cefd294574dffcd4540f848265fe4daf091c22482be55",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-10T08:39:30Z",
    "title_canon_sha256": "0e5343925247eee57c72ad117e14cdb7ac61df8faa4050a47f3c723285f48e4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.09195",
    "kind": "arxiv",
    "version": 1
  }
}