Pith Number

pith:BIM3BNVM

pith:2020:BIM3BNVMK5BHSYPKOUQM672MAI

not attested not anchored not stored refs pending

Improving BERT with Syntax-aware Local Attention

Chao Li, Ke Xu, Qingyu Zhou, Yunbo Cao, Zhongli Li

arxiv:2012.15150 v2 · 2020-12-30 · 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{BIM3BNVMK5BHSYPKOUQM672MAI}

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	2026-07-05T02:42:28.737386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a19b0b6ac57427961ea7520cf7f4c0220bcc3ce48cb61992d34a7956acc494c

Aliases

arxiv: 2012.15150 · arxiv_version: 2012.15150v2 · doi: 10.48550/arxiv.2012.15150 · pith_short_12: BIM3BNVMK5BH · pith_short_16: BIM3BNVMK5BHSYPK · pith_short_8: BIM3BNVM

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/BIM3BNVMK5BHSYPKOUQM672MAI \
  | 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: 0a19b0b6ac57427961ea7520cf7f4c0220bcc3ce48cb61992d34a7956acc494c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48c05af228cfd21b858096e9f4406e32559a1a3c468ccda16277b58166c02631",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-12-30T13:29:58Z",
    "title_canon_sha256": "54298f9eb6cb724872747eaf879da8acad3a0e1527654bd45cccce02bb90a448"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.15150",
    "kind": "arxiv",
    "version": 2
  }
}