Pith Number

pith:22DF5HNT

pith:2023:22DF5HNTMBQXYPIXXE4RRYD5GB

not attested not anchored not stored refs pending

PerCoNet: News Recommendation with Explicit Persona and Contrastive Learning

Bin Yin, Dell Zhang, Qianchen Xia, Rui Liu, Yong Chen, Ziyi Cao

arxiv:2304.07923 v1 · 2023-04-17 · 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{22DF5HNTMBQXYPIXXE4RRYD5GB}

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	2026-07-05T06:01:26.780936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6865e9db360617c3d17b93918e07d3058421ed947cecff76e845e6d406271ef

Aliases

arxiv: 2304.07923 · arxiv_version: 2304.07923v1 · doi: 10.48550/arxiv.2304.07923 · pith_short_12: 22DF5HNTMBQX · pith_short_16: 22DF5HNTMBQXYPIX · pith_short_8: 22DF5HNT

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/22DF5HNTMBQXYPIXXE4RRYD5GB \
  | 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: d6865e9db360617c3d17b93918e07d3058421ed947cecff76e845e6d406271ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12b6d9086c3da8a21374a8ccaa938261efb7778f063986dd2b3f1f1d9f35df2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-04-17T00:28:03Z",
    "title_canon_sha256": "19986dacf35ac284de4112a95b0f8bcfb2228ec527b3c4fcd9b09a3c73c7fcd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.07923",
    "kind": "arxiv",
    "version": 1
  }
}