Pith Number

pith:PWQ7DUO7

pith:2018:PWQ7DUO7U2X4CVZNCHT2BPRAXB

not attested not anchored not stored refs pending

Injecting Relational Structural Representation in Neural Networks for Question Similarity

Alessandro Moschitti, Antonio Uva, Daniele Bonadiman

arxiv:1806.08009 v1 · 2018-06-20 · 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{PWQ7DUO7U2X4CVZNCHT2BPRAXB}

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	2026-05-18T00:12:42.322278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7da1f1d1dfa6afc1572d11e7a0be20b85d385ff7786c5a0f105a9a51ac501b49

Aliases

arxiv: 1806.08009 · arxiv_version: 1806.08009v1 · doi: 10.48550/arxiv.1806.08009 · pith_short_12: PWQ7DUO7U2X4 · pith_short_16: PWQ7DUO7U2X4CVZN · pith_short_8: PWQ7DUO7

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/PWQ7DUO7U2X4CVZNCHT2BPRAXB \
  | 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: 7da1f1d1dfa6afc1572d11e7a0be20b85d385ff7786c5a0f105a9a51ac501b49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7de4cc259e5f1a7e96c3d8d31315edd68f7b1b32f5adc0044e691051063983f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-06-20T22:09:50Z",
    "title_canon_sha256": "193d582bb4a21e32bcc11c59c7003e894c032b98bc223a7bd9c376378cd78eb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08009",
    "kind": "arxiv",
    "version": 1
  }
}