Pith Number

pith:LGHRYKBE

pith:2023:LGHRYKBEMZNDIX7CVIGYGKIU4K

not attested not anchored not stored refs pending

TPDR: A Novel Two-Step Transformer-based Product and Class Description Match and Retrieval Method

Celso Fran\c{c}a, Leonardo Rocha, Marcos Andr\'e Gon\c{c}alves, Washington Cunha

arxiv:2310.03491 v1 · 2023-10-05 · cs.IR · cs.LG · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LGHRYKBEMZNDIX7CVIGYGKIU4K}

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	2026-07-05T06:57:34.291040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

598f1c2824665a345fe2aa0d832914e28e6778560df1fa744cbf55d6333ab9a7

Aliases

arxiv: 2310.03491 · arxiv_version: 2310.03491v1 · doi: 10.48550/arxiv.2310.03491 · pith_short_12: LGHRYKBEMZND · pith_short_16: LGHRYKBEMZNDIX7C · pith_short_8: LGHRYKBE

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/LGHRYKBEMZNDIX7CVIGYGKIU4K \
  | 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: 598f1c2824665a345fe2aa0d832914e28e6778560df1fa744cbf55d6333ab9a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c452d05e03daf74eb1cb1f1e7049209c53d5c2ce2b40a76200821247405bd0ef",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-10-05T12:02:51Z",
    "title_canon_sha256": "9d8c55245378a0f86cb62f339447676ebe38040c1d683c3293902c5ac3714e2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.03491",
    "kind": "arxiv",
    "version": 1
  }
}