Pith Number

pith:YCATAJ3V

pith:2026:YCATAJ3VWX4N6L4UMABEEFU3F6

not attested not anchored not stored refs pending

AI Tool Discovery at Scale: All You Need is DNS

Enhao Chen, Yulin Shao

arxiv:2607.18242 v1 · 2026-04-19 · cs.AI · cs.MA · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YCATAJ3VWX4N6L4UMABEEFU3F6}

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	2026-07-22T00:22:38.181766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c081302775b5f8df2f94600242169b2f94bf2d94dd32fcd248b8bc8ecf2efbad

Aliases

arxiv: 2607.18242 · arxiv_version: 2607.18242v1 · doi: 10.48550/arxiv.2607.18242 · pith_short_12: YCATAJ3VWX4N · pith_short_16: YCATAJ3VWX4N6L4U · pith_short_8: YCATAJ3V

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/YCATAJ3VWX4N6L4UMABEEFU3F6 \
  | 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: c081302775b5f8df2f94600242169b2f94bf2d94dd32fcd248b8bc8ecf2efbad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d738013359fd1dabb1ea84ae104136a6425ef5bce2eff07b67ebe4eac9866aa7",
    "cross_cats_sorted": [
      "cs.MA",
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-04-19T04:31:19Z",
    "title_canon_sha256": "009603ade1b2e5c008e4b431b6fadac2872d84596d7ebbb4d6692fb9a2799080"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18242",
    "kind": "arxiv",
    "version": 1
  }
}