Pith Number

pith:QMQPCNG4

pith:2023:QMQPCNG4GTDLFP6MB76HBJCMOA

not attested not anchored not stored refs pending

Typos-aware Bottlenecked Pre-Training for Robust Dense Retrieval

Daxin Jiang, Guido Zuccon, Houxing Ren, Jian Pei, Linjun Shou, Ming Gong, Shengyao Zhuang

arxiv:2304.08138 v2 · 2023-04-17 · 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{QMQPCNG4GTDLFP6MB76HBJCMOA}

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	2026-07-05T07:16:40.434590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8320f134dc34c6b2bfcc0ffc70a44c70129271a980cd5ea6508e58ac0f4d956a

Aliases

arxiv: 2304.08138 · arxiv_version: 2304.08138v2 · doi: 10.48550/arxiv.2304.08138 · pith_short_12: QMQPCNG4GTDL · pith_short_16: QMQPCNG4GTDLFP6M · pith_short_8: QMQPCNG4

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/QMQPCNG4GTDLFP6MB76HBJCMOA \
  | 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: 8320f134dc34c6b2bfcc0ffc70a44c70129271a980cd5ea6508e58ac0f4d956a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43e6bb25bc6c3aada807c2e3d706aed5fa96095df244d27d782740cd839707a4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-04-17T10:42:30Z",
    "title_canon_sha256": "fddbe6d8ac34ddb5b90dfe0fe50d000993490a08bed2921fc34e78e06effffa8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.08138",
    "kind": "arxiv",
    "version": 2
  }
}