Pith Number

pith:MDOV73NY

pith:2021:MDOV73NYZB3AGO36ZQPRHRLB23

not attested not anchored not stored refs pending

How is BERT surprised? Layerwise detection of linguistic anomalies

Bai Li, Frank Rudzicz, Guillaume Thomas, Yang Xu, Zining Zhu

arxiv:2105.07452 v1 · 2021-05-16 · 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{MDOV73NYZB3AGO36ZQPRHRLB23}

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.

Cited by

1 paper in Pith

Detecting Spelling and Grammatical Anomalies in Russian Poetry Texts

Receipt and verification

First computed	2026-07-05T02:40:40.956082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60dd5fedb8c876033b7ecc1f13c561d6ceb15e71b5ecc4e4c30e55ebf1371e21

Aliases

arxiv: 2105.07452 · arxiv_version: 2105.07452v1 · doi: 10.48550/arxiv.2105.07452 · pith_short_12: MDOV73NYZB3A · pith_short_16: MDOV73NYZB3AGO36 · pith_short_8: MDOV73NY

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/MDOV73NYZB3AGO36ZQPRHRLB23 \
  | 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: 60dd5fedb8c876033b7ecc1f13c561d6ceb15e71b5ecc4e4c30e55ebf1371e21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7166145971bcff71a63dd054607586d27b4eda9a47f91840a5a26b576bb78270",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-05-16T15:20:36Z",
    "title_canon_sha256": "2a1f868fb8a4b4f70b6d850a4b19339c7b2f67b4581a1c5aa82c7b8a4f8cd7b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.07452",
    "kind": "arxiv",
    "version": 1
  }
}