Pith Number

pith:LZPDAFK2

pith:2023:LZPDAFK2XDVV7D7RLCHJXJ5OZO

not attested not anchored not stored refs pending

Same or Different? Diff-Vectors for Authorship Analysis

Alejandro Moreo, Fabrizio Sebastiani, Silvia Corbara

arxiv:2301.09862 v1 · 2023-01-24 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LZPDAFK2XDVV7D7RLCHJXJ5OZO}

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	2026-07-05T05:35:35.172436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e5e30155ab8eb5f8ff1588e9ba7aecb94ac63e62ba8d78ac2d3e44b2029e29c

Aliases

arxiv: 2301.09862 · arxiv_version: 2301.09862v1 · doi: 10.48550/arxiv.2301.09862 · pith_short_12: LZPDAFK2XDVV · pith_short_16: LZPDAFK2XDVV7D7R · pith_short_8: LZPDAFK2

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/LZPDAFK2XDVV7D7RLCHJXJ5OZO \
  | 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: 5e5e30155ab8eb5f8ff1588e9ba7aecb94ac63e62ba8d78ac2d3e44b2029e29c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7cd117700b3db44561e3e101bc3f7ebe94052cf8b475230181f53f29bccb5e6",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-01-24T08:48:12Z",
    "title_canon_sha256": "c5295d1823ca92fa543d019d7a0e0cf1b1bdf3c51537800e16f4ddcdbe3945a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.09862",
    "kind": "arxiv",
    "version": 1
  }
}