Pith Number

pith:MQG7VOQH

pith:2022:MQG7VOQH3RS7IBN2UOPLCHMWDF

not attested not anchored not stored refs pending

Passage-Mask: A Learnable Regularization Strategy for Retriever-Reader Models

Chengyue Gong, Shujian Zhang, Xingchao Liu

arxiv:2211.00915 v2 · 2022-11-02 · cs.CL · 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{MQG7VOQH3RS7IBN2UOPLCHMWDF}

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	2026-07-05T05:12:55.245011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

640dfaba07dc65f405baa39eb11d96196a3fe93bd79bf45c884af024da8a2c1f

Aliases

arxiv: 2211.00915 · arxiv_version: 2211.00915v2 · doi: 10.48550/arxiv.2211.00915 · pith_short_12: MQG7VOQH3RS7 · pith_short_16: MQG7VOQH3RS7IBN2 · pith_short_8: MQG7VOQH

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/MQG7VOQH3RS7IBN2UOPLCHMWDF \
  | 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: 640dfaba07dc65f405baa39eb11d96196a3fe93bd79bf45c884af024da8a2c1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4df1f677241d2ddd66383c08c06a302bd48759057bdd0c0358867978870b65a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-11-02T06:39:46Z",
    "title_canon_sha256": "4cceb1f1e2f8ce86026fba661add754e4afc24563165163c5f9805e133b542f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.00915",
    "kind": "arxiv",
    "version": 2
  }
}