Pith Number

pith:7HXJYU7D

pith:2023:7HXJYU7DDMTQF2WFUFPBYKMKCE

not attested not anchored not stored refs pending

Debiased Contrastive Learning for Sequential Recommendation

Chao Huang, Chunzhen Huang, Da Luo, Kangyi Lin, Lianghao Xia, Yuhao Yang

arxiv:2303.11780 v1 · 2023-03-21 · 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{7HXJYU7DDMTQF2WFUFPBYKMKCE}

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	2026-07-05T05:53:22.209741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9ee9c53e31b2702eac5a15e1c298a11134bda7183a840de0197cdaf1ba59e09

Aliases

arxiv: 2303.11780 · arxiv_version: 2303.11780v1 · doi: 10.48550/arxiv.2303.11780 · pith_short_12: 7HXJYU7DDMTQ · pith_short_16: 7HXJYU7DDMTQF2WF · pith_short_8: 7HXJYU7D

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/7HXJYU7DDMTQF2WFUFPBYKMKCE \
  | 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: f9ee9c53e31b2702eac5a15e1c298a11134bda7183a840de0197cdaf1ba59e09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f395472b59fa3fe6eba620c383ba21d50ddc7f612ae5d6b45f0484767763599",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-03-21T11:56:35Z",
    "title_canon_sha256": "42f19e44b7c68df44ac84d84ca916decf3cf8c4ed8ee047ed2c40417f245ea90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.11780",
    "kind": "arxiv",
    "version": 1
  }
}