Pith Number

pith:U2ZWYLGK

pith:2025:U2ZWYLGKDC6FAX46FI4CQI5FEX

not attested not anchored not stored refs pending

BALLAST: Bayesian Active Learning with Look-ahead Amendment for Sea-drifter Trajectories under Spatio-Temporal Vector Fields

David S. Leslie, Edward Cripps, Henry B. Moss, Lachlan Astfalck, Rui-Yang Zhang

arxiv:2509.26005 v3 · 2025-09-30 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U2ZWYLGKDC6FAX46FI4CQI5FEX}

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	2026-05-21T01:05:09.997403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6b36c2cca18bc505f9e2a382823a525fdbe8638a4c7e8e812a2e25483937135

Aliases

arxiv: 2509.26005 · arxiv_version: 2509.26005v3 · doi: 10.48550/arxiv.2509.26005 · pith_short_12: U2ZWYLGKDC6F · pith_short_16: U2ZWYLGKDC6FAX46 · pith_short_8: U2ZWYLGK

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/U2ZWYLGKDC6FAX46FI4CQI5FEX \
  | 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: a6b36c2cca18bc505f9e2a382823a525fdbe8638a4c7e8e812a2e25483937135

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b294d103866806d8a336abae667a3c0d2a857c6f15d7bd65f3cba72adf505be2",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-09-30T09:36:57Z",
    "title_canon_sha256": "5faf7ccc0e8b31688618e1d767d11d0a715555ed9f31619d76909903b917cb75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.26005",
    "kind": "arxiv",
    "version": 3
  }
}