Pith Number

pith:FMFONFHB

pith:2022:FMFONFHBLBWNCAVXWZOHOWMHOV

not attested not anchored not stored refs pending

Annotation Error Detection: Analyzing the Past and Present for a More Coherent Future

Bonnie Webber, Iryna Gurevych, Jan-Christoph Klie

arxiv:2206.02280 v2 · 2022-06-05 · 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{FMFONFHBLBWNCAVXWZOHOWMHOV}

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	2026-07-05T05:00:42.803122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b0ae694e1586cd102b7b65c775987757afd15eb4a6fb9ef6f5fce5a3a781d2e

Aliases

arxiv: 2206.02280 · arxiv_version: 2206.02280v2 · doi: 10.48550/arxiv.2206.02280 · pith_short_12: FMFONFHBLBWN · pith_short_16: FMFONFHBLBWNCAVX · pith_short_8: FMFONFHB

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/FMFONFHBLBWNCAVXWZOHOWMHOV \
  | 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: 2b0ae694e1586cd102b7b65c775987757afd15eb4a6fb9ef6f5fce5a3a781d2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5aea06ce8da4fceabd72ea53c98d2d484c2f169ca4aaa37845fd6174b6cab8c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-06-05T22:31:45Z",
    "title_canon_sha256": "55fd4dac18accbbba99c10b0558b6cccb848eaca221150619a4246c42c71abee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.02280",
    "kind": "arxiv",
    "version": 2
  }
}