Pith Number

pith:YEXCQRSF

pith:2020:YEXCQRSFJB3I2KZWKYQ4ULO6JT

not attested not anchored not stored refs pending

CSRN: Collaborative Sequential Recommendation Networks for News Retrieval

Bing Bai, Bo Luo, Guanhua Zhang, Hao Li, Kun Bai, Ye Lin

arxiv:2004.04816 v1 · 2020-04-07 · cs.IR · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YEXCQRSFJB3I2KZWKYQ4ULO6JT}

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	2026-07-05T00:54:14.521793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c12e28464548768d2b365621ca2dde4cfcf8adab8c13d60f5d76c02b5b107f09

Aliases

arxiv: 2004.04816 · arxiv_version: 2004.04816v1 · doi: 10.48550/arxiv.2004.04816 · pith_short_12: YEXCQRSFJB3I · pith_short_16: YEXCQRSFJB3I2KZW · pith_short_8: YEXCQRSF

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/YEXCQRSFJB3I2KZWKYQ4ULO6JT \
  | 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: c12e28464548768d2b365621ca2dde4cfcf8adab8c13d60f5d76c02b5b107f09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98bb777c501fa1ae89d3ea3bfe044041ae5c537cc75b968837211e353d170192",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-04-07T13:25:21Z",
    "title_canon_sha256": "e36913a4ab62ead715ed6cb76db3aca0deb355e0f464ccc035b9a411f0688663"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.04816",
    "kind": "arxiv",
    "version": 1
  }
}