Pith Number

pith:XA4PPOFA

pith:2022:XA4PPOFACZ2ONN2ZAMNHEEY4L2

not attested not anchored not stored refs pending

AMCAD: Adaptive Mixed-Curvature Representation based Advertisement Retrieval System

Bo Zheng, Di Zhang, Guojun Liu, Jian Xu, Junshan Wang, Lei Ding, Liang Wang, Shiyang Wen, Yan Zhang, Zhirong Xu, Zhi Yang

arxiv:2203.14683 v1 · 2022-03-28 · cs.IR · 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{XA4PPOFACZ2ONN2ZAMNHEEY4L2}

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	2026-07-05T04:09:07.793948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b838f7b8a01674e6b759031a72131c5ebfbd64956c1c09f9cd33d85ffff2ce81

Aliases

arxiv: 2203.14683 · arxiv_version: 2203.14683v1 · doi: 10.48550/arxiv.2203.14683 · pith_short_12: XA4PPOFACZ2O · pith_short_16: XA4PPOFACZ2ONN2Z · pith_short_8: XA4PPOFA

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/XA4PPOFACZ2ONN2ZAMNHEEY4L2 \
  | 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: b838f7b8a01674e6b759031a72131c5ebfbd64956c1c09f9cd33d85ffff2ce81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "275c5d3cac340ebbd39462db2fd6ae803109f4fb36ea90063b7fed3675538d1d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-03-28T12:29:30Z",
    "title_canon_sha256": "3a8d97c5cc4e3271a0fd4c34b00587b80954ec05d43725fcaf187729394b2fa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.14683",
    "kind": "arxiv",
    "version": 1
  }
}