Pith Number

pith:V7NJRK2D

pith:2022:V7NJRK2DTCZ2BIF5KD5QUAYDQB

not attested not anchored not stored refs pending

Unsupervised Attention-based Sentence-Level Meta-Embeddings from Contextualised Language Models

Danushka Bollegala, Keigo Takahashi

arxiv:2204.07746 v1 · 2022-04-16 · 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{V7NJRK2DTCZ2BIF5KD5QUAYDQB}

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	2026-07-05T04:15:18.075991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afda98ab4398b3a0a0bd50fb0a03038076089b0ad3239f53d64787107b8545db

Aliases

arxiv: 2204.07746 · arxiv_version: 2204.07746v1 · doi: 10.48550/arxiv.2204.07746 · pith_short_12: V7NJRK2DTCZ2 · pith_short_16: V7NJRK2DTCZ2BIF5 · pith_short_8: V7NJRK2D

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/V7NJRK2DTCZ2BIF5KD5QUAYDQB \
  | 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: afda98ab4398b3a0a0bd50fb0a03038076089b0ad3239f53d64787107b8545db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3be72f71d55f28baebb3d15241e4d6221e0160c58f6b13ea9fbf95f77697c8de",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-04-16T08:20:24Z",
    "title_canon_sha256": "26630df7560decb5c713b38b73d6058868f04cbdde62db57a1e95e06fec5e8a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.07746",
    "kind": "arxiv",
    "version": 1
  }
}