Pith Number

pith:AJXWFXC3

pith:2021:AJXWFXC3LYMQN2OQP576YGWB7K

not attested not anchored not stored refs pending

YES SIR!Optimizing Semantic Space of Negatives with Self-Involvement Ranker

Hao Jiang, Ruizhi Pu, Ruofei Lai, Xinyu Zhang, Yantao Jia, Yinxia Zhang, Yongkang Wu, Zhao Cao, Zhicheng Dou, Zikai Guo

arxiv:2109.06436 v1 · 2021-09-14 · cs.IR · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AJXWFXC3LYMQN2OQP576YGWB7K}

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	2026-07-05T03:13:54.347999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

026f62dc5b5e1906e9d07f7fec1ac1faaa05dfa9a4d1d470c13f03fe708ac81c

Aliases

arxiv: 2109.06436 · arxiv_version: 2109.06436v1 · doi: 10.48550/arxiv.2109.06436 · pith_short_12: AJXWFXC3LYMQ · pith_short_16: AJXWFXC3LYMQN2OQ · pith_short_8: AJXWFXC3

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/AJXWFXC3LYMQN2OQP576YGWB7K \
  | 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: 026f62dc5b5e1906e9d07f7fec1ac1faaa05dfa9a4d1d470c13f03fe708ac81c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf7d77a39a0a9558ac4170e3702ab1cde9869533504dd76259c5d47dd1edcaf0",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-09-14T04:56:34Z",
    "title_canon_sha256": "daea8bf8d27cb103aac00204e72afbd03cd9d5d31c7a9b45c3c560b6c4cb2c03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.06436",
    "kind": "arxiv",
    "version": 1
  }
}