Pith Number

pith:H7ZLTUQB

pith:2026:H7ZLTUQB3UGKND3CZHN6YSKGEG

not attested not anchored not stored refs pending

PUDA: An AI-Native Hardware Harness for Self-Driving Laboratories

Hongzhao Tan, Jiaen Yee, Kedar Hippalgaonkar, Zekun Ren

arxiv:2607.26464 v1 · 2026-07-29 · cond-mat.mtrl-sci · 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{H7ZLTUQB3UGKND3CZHN6YSKGEG}

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	2026-07-30T01:20:34.583679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

3ff2b9d201dd0ca68f62c9dbec494621b8879e39b1c92192ab2e0178476463ad

Aliases

arxiv: 2607.26464 · arxiv_version: 2607.26464v1 · doi: 10.48550/arxiv.2607.26464 · pith_short_12: H7ZLTUQB3UGK · pith_short_16: H7ZLTUQB3UGKND3C · pith_short_8: H7ZLTUQB

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/H7ZLTUQB3UGKND3CZHN6YSKGEG \
  | 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: 3ff2b9d201dd0ca68f62c9dbec494621b8879e39b1c92192ab2e0178476463ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9421bf46ff119dcd9ee874e7d18d8de17b5f186a9a17baa04f225a6717ce07c8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2026-07-29T04:36:15Z",
    "title_canon_sha256": "166d39283aeb9885546c247cd4bbd635523b14afd105aa17c8c8fb007382441a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26464",
    "kind": "arxiv",
    "version": 1
  }
}