Pith Number

pith:VG4AG2AE

pith:2019:VG4AG2AE3T7WWKUQ7W77HBXOXY

not attested not anchored not stored refs pending

MCScript2.0: A Machine Comprehension Corpus Focused on Script Events and Participants

Manfred Pinkal, Michael Roth, Simon Ostermann

arxiv:1905.09531 v2 · 2019-05-23 · 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{VG4AG2AE3T7WWKUQ7W77HBXOXY}

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	2026-05-17T23:44:42.102921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9b8036804dcff6b2a90fdbff386eebe3fc824acf2d0522f49947e6ab5bef8c5

Aliases

arxiv: 1905.09531 · arxiv_version: 1905.09531v2 · doi: 10.48550/arxiv.1905.09531 · pith_short_12: VG4AG2AE3T7W · pith_short_16: VG4AG2AE3T7WWKUQ · pith_short_8: VG4AG2AE

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/VG4AG2AE3T7WWKUQ7W77HBXOXY \
  | 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: a9b8036804dcff6b2a90fdbff386eebe3fc824acf2d0522f49947e6ab5bef8c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82f78489ad8f6db8dfb615dc24bcaf0c6147cb59aeba4efd27f04d7b49b96ca9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-23T08:33:56Z",
    "title_canon_sha256": "40e994e3b43a2fddad7f109caf0537a58a8ce9c07281892d0a8eb806bdcc1925"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09531",
    "kind": "arxiv",
    "version": 2
  }
}