Pith Number

pith:NHBEPC5B

pith:2020:NHBEPC5B4FBATTM7Y5MAANQYLY

not attested not anchored not stored refs pending

Pre-Training Graph Neural Networks for Cold-Start Users and Items Representation

Bowen Hao, Cuiping Li, Hong Chen, Hongzhi Yin, Jing Zhang

arxiv:2012.07064 v1 · 2020-12-13 · 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{NHBEPC5B4FBATTM7Y5MAANQYLY}

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	2026-07-05T01:59:16.945235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69c2478ba1e14209cd9fc7580036185e17275771fbf875e8feed3a8c569330ae

Aliases

arxiv: 2012.07064 · arxiv_version: 2012.07064v1 · doi: 10.48550/arxiv.2012.07064 · pith_short_12: NHBEPC5B4FBA · pith_short_16: NHBEPC5B4FBATTM7 · pith_short_8: NHBEPC5B

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/NHBEPC5B4FBATTM7Y5MAANQYLY \
  | 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: 69c2478ba1e14209cd9fc7580036185e17275771fbf875e8feed3a8c569330ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d45791db7263459f5b78b36a6ebfbc1db2d53b9b6d8cd393747843f24952bac4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-12-13T13:57:12Z",
    "title_canon_sha256": "3a9867e02d04cf42bb5be8883c85c2b3b20174cf2273ec0e8a26ec1688e7ab1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.07064",
    "kind": "arxiv",
    "version": 1
  }
}