Pith Number

pith:4Z4NOJEB

pith:2023:4Z4NOJEBJPSCO5W2J4OEKS4OAL

not attested not anchored not stored refs pending

Parameter fine-tuning method for MMG model using real-scale ship data

Atsuo Maki, Kouki Wakita, Rin Suyama, Rintaro Matsushita, Ryo Kakuta

arxiv:2312.04224 v1 · 2023-12-07 · eess.SY · cs.RO · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4Z4NOJEBJPSCO5W2J4OEKS4OAL}

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	2026-07-05T07:21:31.527014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e678d724814be42776da4f1c454b8e02d29f9e7400830a006e0202b64e143ec2

Aliases

arxiv: 2312.04224 · arxiv_version: 2312.04224v1 · doi: 10.48550/arxiv.2312.04224 · pith_short_12: 4Z4NOJEBJPSC · pith_short_16: 4Z4NOJEBJPSCO5W2 · pith_short_8: 4Z4NOJEB

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/4Z4NOJEBJPSCO5W2J4OEKS4OAL \
  | 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: e678d724814be42776da4f1c454b8e02d29f9e7400830a006e0202b64e143ec2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71ef9df56997a6f88409f36982d76ccd66edc4200dca3570ad113d5af3f2820e",
    "cross_cats_sorted": [
      "cs.RO",
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2023-12-07T11:14:53Z",
    "title_canon_sha256": "f9cee8bc2b95dcf40bc71f3a6c531da87da943f768b95dd55b036b7c99f074d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.04224",
    "kind": "arxiv",
    "version": 1
  }
}