Pith Number

pith:4ZT6EQUA

pith:2018:4ZT6EQUAH36UP7CBFTLVREG4FG

not attested not anchored not stored refs pending

Revisiting Distributional Correspondence Indexing: A Python Reimplementation and New Experiments

Alejandro Moreo, Andrea Esuli, Fabrizio Sebastiani

arxiv:1810.09311 v1 · 2018-10-19 · cs.CL · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ZT6EQUAH36UP7CBFTLVREG4FG}

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	2026-05-18T00:02:40.502062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e667e242803efd47fc412cd75890dc29ab1f1b2e69157c5e57d65543314448e2

Aliases

arxiv: 1810.09311 · arxiv_version: 1810.09311v1 · doi: 10.48550/arxiv.1810.09311 · pith_short_12: 4ZT6EQUAH36U · pith_short_16: 4ZT6EQUAH36UP7CB · pith_short_8: 4ZT6EQUA

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/4ZT6EQUAH36UP7CBFTLVREG4FG \
  | 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: e667e242803efd47fc412cd75890dc29ab1f1b2e69157c5e57d65543314448e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b83c8e0f815dd3621c0141f2b8a79ceab3e64d629cd77bc5d081597239082a1a",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-10-19T07:27:24Z",
    "title_canon_sha256": "a9f80a3da8119ed80947f6faf05dc653e2a3d3cb9be8fff59482e6c8fb2aa8a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.09311",
    "kind": "arxiv",
    "version": 1
  }
}