Pith Number

pith:TRNCRG3A

pith:2026:TRNCRG3A3GAHQ4LFYBZDWJKEMU

not attested not anchored not stored refs pending

CENDRe: Concept Extraction with Natural Domain Representations

Andres Felipe Posada Moreno, Antonia Holzapfel, Sebastian Trimpe

arxiv:2607.29621 v1 · 2026-07-31 · 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{TRNCRG3A3GAHQ4LFYBZDWJKEMU}

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	2026-08-03T01:40:38.617475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c5a289b60d980787165c0723b2544653e8b1eb205956be2cf0139851de8e187

Aliases

arxiv: 2607.29621 · arxiv_version: 2607.29621v1 · doi: 10.48550/arxiv.2607.29621 · pith_short_12: TRNCRG3A3GAH · pith_short_16: TRNCRG3A3GAHQ4LF · pith_short_8: TRNCRG3A

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/TRNCRG3A3GAHQ4LFYBZDWJKEMU \
  | 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: 9c5a289b60d980787165c0723b2544653e8b1eb205956be2cf0139851de8e187

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24c92c2fe4a419484c40f9184be3fde493365e84bde524aa3f057bab3f6047e0",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-31T16:56:27Z",
    "title_canon_sha256": "05592f17b9d3ea1c354d7d472e4aa2b9ee51a6e710c5bb8d15ec90b744c463a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29621",
    "kind": "arxiv",
    "version": 1
  }
}