Pith Number

pith:ACU5F6PG

pith:2025:ACU5F6PGHA6OIZOAA4GVOJ2GJE

not attested not anchored not stored refs pending

Knowledge-Augmented Relation Learning for Complementary Recommendation with Large Language Models

Chihiro Yamasaki, Kai Sugahara, Kazushi Okamoto

arxiv:2509.05564 v1 · 2025-09-06 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACU5F6PGHA6OIZOAA4GVOJ2GJE}

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	2026-07-05T12:05:49.999272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00a9d2f9e6383ce465c0070d572746491737c68eea4fe9afb5b282077748f7ac

Aliases

arxiv: 2509.05564 · arxiv_version: 2509.05564v1 · doi: 10.48550/arxiv.2509.05564 · pith_short_12: ACU5F6PGHA6O · pith_short_16: ACU5F6PGHA6OIZOA · pith_short_8: ACU5F6PG

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/ACU5F6PGHA6OIZOAA4GVOJ2GJE \
  | 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: 00a9d2f9e6383ce465c0070d572746491737c68eea4fe9afb5b282077748f7ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9449e3b28dd5f61f0ad842038d31d854be236a651a7613e9b05f9ed3d144f0c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-09-06T02:20:20Z",
    "title_canon_sha256": "a0aae5e550c4efcb14cb89633311fb85cb38ff248f0933e9853817aa6681748e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05564",
    "kind": "arxiv",
    "version": 1
  }
}