Pith Number

pith:FG3S7CRO

pith:2023:FG3S7CRO6LTX7DNJ6NHKTLPV2U

not attested not anchored not stored refs pending

CoMeta: Enhancing Meta Embeddings with Collaborative Information in Cold-start Problem of Recommendation

Dazhong Rong, Haonan Hu, Jianhai Chen, Qinming He, Zhenguang Liu

arxiv:2303.07607 v2 · 2023-03-14 · 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{FG3S7CRO6LTX7DNJ6NHKTLPV2U}

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	2026-07-05T06:18:38.335506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29b72f8a2ef2e77f8da9f34ea9adf5d515df91802e64f6ccdfc18354f79a0e8f

Aliases

arxiv: 2303.07607 · arxiv_version: 2303.07607v2 · doi: 10.48550/arxiv.2303.07607 · pith_short_12: FG3S7CRO6LTX · pith_short_16: FG3S7CRO6LTX7DNJ · pith_short_8: FG3S7CRO

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/FG3S7CRO6LTX7DNJ6NHKTLPV2U \
  | 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: 29b72f8a2ef2e77f8da9f34ea9adf5d515df91802e64f6ccdfc18354f79a0e8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53fa66a7444e4ec78651032dbfa8977e30ab0d8f9388575552f399a326dd04f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-03-14T03:03:19Z",
    "title_canon_sha256": "3f924b7e9ee7d6f4b3aa807778e5ad5f639f36b9597d27fcbb447505010ed24a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.07607",
    "kind": "arxiv",
    "version": 2
  }
}