Pith Number

pith:UZ7LU4FC

pith:2025:UZ7LU4FCXXKGUDII4B4Q6LASAR

not attested not anchored not stored refs pending

Towards Real-World Validation of a Physics-Based Ship Motion Prediction Model

Antonios Nikitakis, Christos Papandreou, Konstantinos Kyriakopoulos, Kostas J. Spyrou, Michail Mathioudakis, Stavros Paschalakis, Theodoros Stouraitis, Vicky Margari

arxiv:2501.13804 v1 · 2025-01-23 · 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{UZ7LU4FCXXKGUDII4B4Q6LASAR}

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	2026-07-05T10:04:34.120980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a67eba70a2bdd46a0d08e0790f2c120475d7a082183fc068726bc95649e534da

Aliases

arxiv: 2501.13804 · arxiv_version: 2501.13804v1 · doi: 10.48550/arxiv.2501.13804 · pith_short_12: UZ7LU4FCXXKG · pith_short_16: UZ7LU4FCXXKGUDII · pith_short_8: UZ7LU4FC

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/UZ7LU4FCXXKGUDII4B4Q6LASAR \
  | 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: a67eba70a2bdd46a0d08e0790f2c120475d7a082183fc068726bc95649e534da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b58897bd91c18ecaf972796f77e65b82f75705d11fe9056975884b0e16eea28",
    "cross_cats_sorted": [
      "cs.RO",
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2025-01-23T16:23:15Z",
    "title_canon_sha256": "5484ccca71ae1ed01fb463a737683aaf1fe18f03db8dd3ad3a4203a21aa0dae9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.13804",
    "kind": "arxiv",
    "version": 1
  }
}