Pith Number

pith:STAFCNSS

pith:2024:STAFCNSSVSJQ7U2STIK3JOJ2MT

not attested not anchored not stored refs pending

Online learning of eddy-viscosity and backscattering closures for geophysical turbulence using ensemble Kalman inversion

Daniel Zhengyu Huang, Ignacio Lopez-Gomez, Jinlong Wu, Oliver Dunbar, Pedram Hassanzadeh, Tapio Schneider, Yifei Guan

arxiv:2409.04985 v2 · 2024-09-08 · physics.flu-dyn · physics.comp-ph · physics.geo-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{STAFCNSSVSJQ7U2STIK3JOJ2MT}

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	2026-05-28T02:04:39.047034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94c0513652ac930fd3529a15b4b93a64e685a4ede7a63b84cf47080ddcdcfd24

Aliases

arxiv: 2409.04985 · arxiv_version: 2409.04985v2 · doi: 10.48550/arxiv.2409.04985 · pith_short_12: STAFCNSSVSJQ · pith_short_16: STAFCNSSVSJQ7U2S · pith_short_8: STAFCNSS

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/STAFCNSSVSJQ7U2STIK3JOJ2MT \
  | 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: 94c0513652ac930fd3529a15b4b93a64e685a4ede7a63b84cf47080ddcdcfd24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7189b7122ee6ae4edeed9f8693bd7ce77b9977abe67602af5ee6120aaf1c6979",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2024-09-08T05:52:39Z",
    "title_canon_sha256": "8e0840401806ac62ec6933fd7d4597e7197fbfd91b2880ae715849974a23a9d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.04985",
    "kind": "arxiv",
    "version": 2
  }
}