Pith Number

pith:PS5VT4CV

pith:2022:PS5VT4CVCKRSFFXY5EHEFMUXSS

not attested not anchored not stored refs pending

Interactive Contrastive Learning for Self-supervised Entity Alignment

Jifan Yu, Juanzi Li, Kaisheng Zeng, Lei Hou, Ling Feng, Minghao Hu, Xin Lv, Yixin Cao, Zhenhao Dong

arxiv:2201.06225 v2 · 2022-01-17 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PS5VT4CVCKRSFFXY5EHEFMUXSS}

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	2026-07-05T05:04:46.723748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cbb59f05512a32296f8e90e42b29794869256306b83f77d5fe7fcc4347b3335

Aliases

arxiv: 2201.06225 · arxiv_version: 2201.06225v2 · doi: 10.48550/arxiv.2201.06225 · pith_short_12: PS5VT4CVCKRS · pith_short_16: PS5VT4CVCKRSFFXY · pith_short_8: PS5VT4CV

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/PS5VT4CVCKRSFFXY5EHEFMUXSS \
  | 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: 7cbb59f05512a32296f8e90e42b29794869256306b83f77d5fe7fcc4347b3335

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2255d9e1e2e4723f8d350faed788411b84bfcf06ed30dec4ff3b8d33212a8fd6",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-01-17T06:04:00Z",
    "title_canon_sha256": "47a45bbf7cba38bf93f721133bfb46ab5532613acdb458420fb8f4561e53bdcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.06225",
    "kind": "arxiv",
    "version": 2
  }
}