Pith Number

pith:YBIREH2R

pith:2026:YBIREH2R4N4LLHSUSHJAIVNIDN

not attested not anchored not stored refs pending

AIBuildAI-2: A Knowledge-Enhanced Agent for Automatically Building AI Models

Li Zhang, Peijia Qin, Pengtao Xie, Qi Cao, Ruiyi Zhang

arxiv:2605.27873 v1 · 2026-05-27 · 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{YBIREH2R4N4LLHSUSHJAIVNIDN}

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	2026-05-28T01:04:50.992772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c051121f51e378b59e5491d20455a81b6146db3ec0d397691bd52399b073864c

Aliases

arxiv: 2605.27873 · arxiv_version: 2605.27873v1 · doi: 10.48550/arxiv.2605.27873 · pith_short_12: YBIREH2R4N4L · pith_short_16: YBIREH2R4N4LLHSU · pith_short_8: YBIREH2R

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/YBIREH2R4N4LLHSUSHJAIVNIDN \
  | 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: c051121f51e378b59e5491d20455a81b6146db3ec0d397691bd52399b073864c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9129d581cf38e2486bf9774150aefe45a18cdf24f5ba6ddf504aff69db2f04fc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-27T02:44:13Z",
    "title_canon_sha256": "052b6ae357706f7032408d54cb53b88f15e0c99b8eecabccc37afbdbb8a9d9cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27873",
    "kind": "arxiv",
    "version": 1
  }
}