Pith Number

pith:WMYIJ6C6

pith:2022:WMYIJ6C624JHESDS72CQUTL7WC

not attested not anchored not stored refs pending

One Configuration to Rule Them All? Towards Hyperparameter Transfer in Topic Models using Multi-Objective Bayesian Optimization

Elisabetta Fersini, Ismail Harrando, Pasquale Lisena, Raphael Troncy, Silvia Terragni

arxiv:2202.07631 v1 · 2022-02-15 · 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{WMYIJ6C624JHESDS72CQUTL7WC}

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	2026-07-05T03:57:02.049056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b33084f85ed712724872fe850a4d7fb0b35ed4877da946230a6b1d809a9bfcc3

Aliases

arxiv: 2202.07631 · arxiv_version: 2202.07631v1 · doi: 10.48550/arxiv.2202.07631 · pith_short_12: WMYIJ6C624JH · pith_short_16: WMYIJ6C624JHESDS · pith_short_8: WMYIJ6C6

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/WMYIJ6C624JHESDS72CQUTL7WC \
  | 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: b33084f85ed712724872fe850a4d7fb0b35ed4877da946230a6b1d809a9bfcc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05b657be163cdd4891051744b9b9852bde937a9538cd0bd9341469d82fdcba7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-02-15T18:26:02Z",
    "title_canon_sha256": "5be73f935ad33fc53ee337b01c1433e9108ddf83702a6646675b996b46c45a95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.07631",
    "kind": "arxiv",
    "version": 1
  }
}