Pith Number

pith:4U2AX25B

pith:2025:4U2AX25B5NE6ZNYSCH4V2KB4LW

not attested not anchored not stored refs pending

Automated HEMT Model Construction from Datasheets via Multi-Modal Intelligence and Prior-Knowledge-Free Optimization

Hong Cai Chen, Jiarui Zhong, Yang Zhang, Yuang Peng

arxiv:2507.21430 v1 · 2025-07-29 · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4U2AX25B5NE6ZNYSCH4V2KB4LW}

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	2026-07-05T11:44:59.266423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5340beba1eb49ecb71211f95d283c5d8f65c153ce057444ea14ff846d3a9bb6

Aliases

arxiv: 2507.21430 · arxiv_version: 2507.21430v1 · doi: 10.48550/arxiv.2507.21430 · pith_short_12: 4U2AX25B5NE6 · pith_short_16: 4U2AX25B5NE6ZNYS · pith_short_8: 4U2AX25B

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/4U2AX25B5NE6ZNYSCH4V2KB4LW \
  | 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: e5340beba1eb49ecb71211f95d283c5d8f65c153ce057444ea14ff846d3a9bb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "647046c85cd3306141d48b2aa09d3a394b9fc3e7da1452ab621c10cf86729d6e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2025-07-29T01:50:29Z",
    "title_canon_sha256": "cdc90400ade096393c8f5bce909ce5e37e444c4f05d59760ad25f47b1e196c07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.21430",
    "kind": "arxiv",
    "version": 1
  }
}