Pith Number

pith:XVKSJAH6

pith:2022:XVKSJAH6F2MQEFSAIPRC2CP6O2

not attested not anchored not stored refs pending

Contrastive Meta Learning with Behavior Multiplicity for Recommendation

Chao Huang, Dawei Yin, Jiashu Zhao, Lianghao Xia, Wei Wei, Yong Xu

arxiv:2202.08523 v1 · 2022-02-17 · cs.IR · cs.AI · 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{XVKSJAH6F2MQEFSAIPRC2CP6O2}

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	2026-07-05T04:08:42.208384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd552480fe2e9902164043e22d09fe76921271c9490c71ed9621aeca3a5becf6

Aliases

arxiv: 2202.08523 · arxiv_version: 2202.08523v1 · doi: 10.48550/arxiv.2202.08523 · pith_short_12: XVKSJAH6F2MQ · pith_short_16: XVKSJAH6F2MQEFSA · pith_short_8: XVKSJAH6

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/XVKSJAH6F2MQEFSAIPRC2CP6O2 \
  | 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: bd552480fe2e9902164043e22d09fe76921271c9490c71ed9621aeca3a5becf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d91469cb3bdfd09736815b627f092d50e37b94b4df5940d1a3da33a73e25b514",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-02-17T08:51:24Z",
    "title_canon_sha256": "20a20ea901a1e383996a8eb6d63a36e2db737f38b1d65f6a7b1112ed1547b871"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.08523",
    "kind": "arxiv",
    "version": 1
  }
}