Pith Number

pith:TSYLGGUK

pith:2019:TSYLGGUKXCAH6JGXBKCVPD4IRR

not attested not anchored not stored refs pending

Quaternion Collaborative Filtering for Recommendation

Aston Zhang, Lina Yao, Lucas Vinh Tran, Shuai Zhang, Yi Tay

arxiv:1906.02594 v1 · 2019-06-06 · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TSYLGGUKXCAH6JGXBKCVPD4IRR}

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	2026-05-17T23:44:00.659685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cb0b31a8ab8807f24d70a85578f888c4371dc9721bed15dcab7500853598a28

Aliases

arxiv: 1906.02594 · arxiv_version: 1906.02594v1 · doi: 10.48550/arxiv.1906.02594 · pith_short_12: TSYLGGUKXCAH · pith_short_16: TSYLGGUKXCAH6JGX · pith_short_8: TSYLGGUK

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/TSYLGGUKXCAH6JGXBKCVPD4IRR \
  | 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: 9cb0b31a8ab8807f24d70a85578f888c4371dc9721bed15dcab7500853598a28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3455bfec0489a0b869b79707ceafc50e88c95369f6bdddfcbd0781b6839fb6c4",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-06-06T13:58:38Z",
    "title_canon_sha256": "37b005dcf5c5c96c750b4b35faa184fb55d687b9d68544ea869c857bcbbced59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02594",
    "kind": "arxiv",
    "version": 1
  }
}