Pith Number

pith:ZCQOGHSE

pith:2016:ZCQOGHSELZNMXIFZS6K4RRUCER

not attested not anchored not stored refs pending

Sentence Similarity Measures for Fine-Grained Estimation of Topical Relevance in Learner Essays

Marek Rei, Ronan Cummins

arxiv:1606.03144 v1 · 2016-06-09 · cs.CL · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZCQOGHSELZNMXIFZS6K4RRUCER}

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	2026-05-18T00:40:13.885478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8a0e31e445e5acba0b99795c8c682246a300566c803ab49ab059424f00e1ac5

Aliases

arxiv: 1606.03144 · arxiv_version: 1606.03144v1 · doi: 10.48550/arxiv.1606.03144 · pith_short_12: ZCQOGHSELZNM · pith_short_16: ZCQOGHSELZNMXIFZ · pith_short_8: ZCQOGHSE

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/ZCQOGHSELZNMXIFZS6K4RRUCER \
  | 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: c8a0e31e445e5acba0b99795c8c682246a300566c803ab49ab059424f00e1ac5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25a5375138e5e5b513ec64028ec66a26ae72f97b42bb920ef9c4d2d3446c572f",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-06-09T23:42:45Z",
    "title_canon_sha256": "87255188b7060e56d84fc750462734debc9b98dc3d8272d79c6d75eca8c086bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.03144",
    "kind": "arxiv",
    "version": 1
  }
}