Pith Number

pith:EPWQHLEJ

pith:2020:EPWQHLEJ3SLYTEKDAZSD6M4ZNN

not attested not anchored not stored refs pending

A Workflow Manager for Complex NLP and Content Curation Pipelines

Florian Kintzel, Georg Rehm, Juli\'an Moreno-Schneider, Peter Bourgonje

arxiv:2004.14130 v1 · 2020-04-16 · cs.CL · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EPWQHLEJ3SLYTEKDAZSD6M4ZNN}

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	2026-07-05T00:59:17.531895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23ed03ac89dc9789914306643f33996b4a716edf3cc16eed1275337ac1c21bc1

Aliases

arxiv: 2004.14130 · arxiv_version: 2004.14130v1 · doi: 10.48550/arxiv.2004.14130 · pith_short_12: EPWQHLEJ3SLY · pith_short_16: EPWQHLEJ3SLYTEKD · pith_short_8: EPWQHLEJ

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/EPWQHLEJ3SLYTEKDAZSD6M4ZNN \
  | 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: 23ed03ac89dc9789914306643f33996b4a716edf3cc16eed1275337ac1c21bc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fa13fe236189895cdff84672c6e8b7adbe631eb272ed17b32ffcac9f1e93eef",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-04-16T21:23:28Z",
    "title_canon_sha256": "192809c65363dcaca023ec0bf59ede4ace6f1872d088b8237dc011b81da67cd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.14130",
    "kind": "arxiv",
    "version": 1
  }
}