Pith Number

pith:TPWHI3JA

pith:2025:TPWHI3JAT4KTDV2LRILMKWYWED

not attested not anchored not stored refs pending

PnP-DA: Towards Principled Plug-and-Play Integration of Variational Data Assimilation and Generative Models

Matthieu Blanke, Pierre Gentine, Sara Shamekh, Yongquan Qu

arxiv:2508.00325 v1 · 2025-08-01 · cs.LG · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPWHI3JAT4KTDV2LRILMKWYWED}

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	2026-07-05T11:46:53.468777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bec746d209f1531d74b8a16c55b1620cce51fead82873f355a68c56e374e533

Aliases

arxiv: 2508.00325 · arxiv_version: 2508.00325v1 · doi: 10.48550/arxiv.2508.00325 · pith_short_12: TPWHI3JAT4KT · pith_short_16: TPWHI3JAT4KTDV2L · pith_short_8: TPWHI3JA

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/TPWHI3JAT4KTDV2LRILMKWYWED \
  | 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: 9bec746d209f1531d74b8a16c55b1620cce51fead82873f355a68c56e374e533

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bfe5ea64ba1237e572efc2b95e1ad604acb3b283bda4a33571242933cfed032",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-08-01T05:19:19Z",
    "title_canon_sha256": "ce5df56449569cc6a879ac7fb2de3ba29379167d3c1bf4e138169647ed7365bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.00325",
    "kind": "arxiv",
    "version": 1
  }
}