Pith Number

pith:Q2WWBMAI

pith:2022:Q2WWBMAIXIBHBM5BCFS27XU6OP

not attested not anchored not stored refs pending

Contextual Representation Learning beyond Masked Language Modeling

Hao Zhou, Jingjing Xu, Lei Li, Wangchunshu Zhou, Zhiyi Fu

arxiv:2204.04163 v1 · 2022-04-08 · cs.CL

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\usepackage{pith}
\pithnumber{Q2WWBMAIXIBHBM5BCFS27XU6OP}

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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.

Cited by

1 paper in Pith

ExLM: Rethinking the Impact of [MASK] Tokens in Masked Language Models

Receipt and verification

First computed	2026-07-05T04:12:45.810127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86ad60b008ba0270b3a11165afde9e73e18dcdc7ef69b8b09faf41cac7bc75b7

Aliases

arxiv: 2204.04163 · arxiv_version: 2204.04163v1 · doi: 10.48550/arxiv.2204.04163 · pith_short_12: Q2WWBMAIXIBH · pith_short_16: Q2WWBMAIXIBHBM5B · pith_short_8: Q2WWBMAI

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/Q2WWBMAIXIBHBM5BCFS27XU6OP \
  | 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: 86ad60b008ba0270b3a11165afde9e73e18dcdc7ef69b8b09faf41cac7bc75b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d79458d2c4a940c0b6883aed010c88eff5910012f021d2cb3cf5fd9e8c0e794",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-04-08T16:18:06Z",
    "title_canon_sha256": "fb1f055fd3bb410298ca8c03cbbd1a7e9aa9831cf59a2666adcc2c30748ee9aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.04163",
    "kind": "arxiv",
    "version": 1
  }
}