Pith Number

pith:RCRJXB7Z

pith:2020:RCRJXB7ZYHIJG3LJ6TTBMXWGRJ

not attested not anchored not stored refs pending

Deep Pairwise Hashing for Cold-start Recommendation

Defu Lian, Guowu Yang, Hongzhi Yin, Ivor W. Tsang, Jingjing Li, Yan Zhang

arxiv:2011.00944 v1 · 2020-11-02 · 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{RCRJXB7ZYHIJG3LJ6TTBMXWGRJ}

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	2026-07-05T01:48:21.293011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88a29b87f9c1d0936d69f4e6165ec68a460d82df63f4291331cc60dee6c09fcc

Aliases

arxiv: 2011.00944 · arxiv_version: 2011.00944v1 · doi: 10.48550/arxiv.2011.00944 · pith_short_12: RCRJXB7ZYHIJ · pith_short_16: RCRJXB7ZYHIJG3LJ · pith_short_8: RCRJXB7Z

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/RCRJXB7ZYHIJG3LJ6TTBMXWGRJ \
  | 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: 88a29b87f9c1d0936d69f4e6165ec68a460d82df63f4291331cc60dee6c09fcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a5b0067aef4cbd1666aa67eb4d3b1ef2d27e1287ecf575fca1965741d25c2e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-11-02T12:55:45Z",
    "title_canon_sha256": "36c469de3d8f54ea17e146843bec1e614f5af7120c7138daf01a7e8aefe2ed75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.00944",
    "kind": "arxiv",
    "version": 1
  }
}