Pith Number

pith:QSPR7JYP

pith:2019:QSPR7JYPKYQNF2UFUJV3SAR7A2

not attested not anchored not stored refs pending

Exploring Methods for the Automatic Detection of Errors in Manual Transcription

Hynek Hermansky, Jinyi Yang, Ruizhi Li, Samik Sadhu, Xiaofei Wang

arxiv:1904.04294 v2 · 2019-04-08 · cs.CL · cs.SD · eess.AS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QSPR7JYPKYQNF2UFUJV3SAR7A2}

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	2026-05-17T23:40:03.604529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

849f1fa70f5620d2ea85a26bb9023f06b3182dc977b5cb37dc401319f084c919

Aliases

arxiv: 1904.04294 · arxiv_version: 1904.04294v2 · doi: 10.48550/arxiv.1904.04294 · pith_short_12: QSPR7JYPKYQN · pith_short_16: QSPR7JYPKYQNF2UF · pith_short_8: QSPR7JYP

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/QSPR7JYPKYQNF2UFUJV3SAR7A2 \
  | 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: 849f1fa70f5620d2ea85a26bb9023f06b3182dc977b5cb37dc401319f084c919

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "395275dc1c07aaae792dcfd92fc3ce1ef742acd492fb7a1466d2599de34788a3",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-08T18:48:45Z",
    "title_canon_sha256": "698b077b5fca37c5c076fcbce96e020a48ef3689db6dbcf0ac49a6b86727e835"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04294",
    "kind": "arxiv",
    "version": 2
  }
}