Pith Number

pith:4CCMO4M4

pith:2018:4CCMO4M4KPCZ3KBD6F5N7CY5ID

not attested not anchored not stored refs pending

A Multi-Axis Annotation Scheme for Event Temporal Relations

Dan Roth, Hao Wu, Qiang Ning

arxiv:1804.07828 v2 · 2018-04-20 · 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{4CCMO4M4KPCZ3KBD6F5N7CY5ID}

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	2026-05-18T00:16:07.449220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e084c7719c53c59da823f17adf8b1d40c2ae39c605922ddc0de8f8c800d85d0c

Aliases

arxiv: 1804.07828 · arxiv_version: 1804.07828v2 · doi: 10.48550/arxiv.1804.07828 · pith_short_12: 4CCMO4M4KPCZ · pith_short_16: 4CCMO4M4KPCZ3KBD · pith_short_8: 4CCMO4M4

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/4CCMO4M4KPCZ3KBD6F5N7CY5ID \
  | 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: e084c7719c53c59da823f17adf8b1d40c2ae39c605922ddc0de8f8c800d85d0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b8d1a3f245b572d782bdea78dc4c0a9fee7aa3b2efd9ae5e3e0f5a775c74ce5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-04-20T21:10:21Z",
    "title_canon_sha256": "a77b154c509dc6057b19613d576cfabe4f38473442cb442b79c7b6b77a73faf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07828",
    "kind": "arxiv",
    "version": 2
  }
}