Pith Number

pith:WI2ZJUSS

pith:2018:WI2ZJUSS6OXD6DTCNXGQJUOL2T

not attested not anchored not stored refs pending

ClaiRE at SemEval-2018 Task 7 - Extended Version

Albin Zehe, Alexander Dallmann, Andreas Hotho, Lena Hettinger, Thomas Niebler

arxiv:1804.05825 v3 · 2018-04-16 · 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{WI2ZJUSS6OXD6DTCNXGQJUOL2T}

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	2026-05-18T00:15:49.565055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b23594d252f3ae3f0e626dcd04d1cbd4d0627b0b70a572f60234008940b7684c

Aliases

arxiv: 1804.05825 · arxiv_version: 1804.05825v3 · doi: 10.48550/arxiv.1804.05825 · pith_short_12: WI2ZJUSS6OXD · pith_short_16: WI2ZJUSS6OXD6DTC · pith_short_8: WI2ZJUSS

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/WI2ZJUSS6OXD6DTCNXGQJUOL2T \
  | 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: b23594d252f3ae3f0e626dcd04d1cbd4d0627b0b70a572f60234008940b7684c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20da301b8066b010f480cf8e8c1c60cdeeb376f07d95d42b6a3665dbd7ae4d17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-04-16T17:52:36Z",
    "title_canon_sha256": "ea207527bee70ebc46e31806fa03c5d623cf9c0c842905aad08de8977775e488"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05825",
    "kind": "arxiv",
    "version": 3
  }
}