Pith Number

pith:WABBFWML

pith:2025:WABBFWMLHQY4YUNHTROAWVCZRT

not attested not anchored not stored refs pending

Learning Hamiltonian Dynamics with Bayesian Data Assimilation

Anouck Girard, Ilya Kolmanovsky, Tae-Geun Kim, Taehyeun Kim

arxiv:2501.18808 v1 · 2025-01-31 · cs.LG · cs.RO · cs.SY · eess.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{WABBFWMLHQY4YUNHTROAWVCZRT}

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	2026-07-05T10:07:51.902787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b00212d98b3c31cc51a79c5c0b54598cd9ce9e1d97a6bc8c551075c0cab0d732

Aliases

arxiv: 2501.18808 · arxiv_version: 2501.18808v1 · doi: 10.48550/arxiv.2501.18808 · pith_short_12: WABBFWMLHQY4 · pith_short_16: WABBFWMLHQY4YUNH · pith_short_8: WABBFWML

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/WABBFWMLHQY4YUNHTROAWVCZRT \
  | 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: b00212d98b3c31cc51a79c5c0b54598cd9ce9e1d97a6bc8c551075c0cab0d732

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5af601845527abafea0430e00f563f979872f050247cb81ce87f9afba27a3109",
    "cross_cats_sorted": [
      "cs.RO",
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-31T00:03:21Z",
    "title_canon_sha256": "08eb97551c9cc0fcc0a955df5feff77b9bfe4929f305db8efbaf9ad3e8b45b32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18808",
    "kind": "arxiv",
    "version": 1
  }
}