Pith Number

pith:M7ESGUOY

pith:2024:M7ESGUOYNA3GJZN2DUJW543YCR

not attested not anchored not stored refs pending

Ensemble Kalman Filter Data Assimilation Into Surface Flux Transport Model To Infer Surface Flows: An Observing System Simulation Experiment

J. Todd Hoeksema, Marc L. DeRosa, Mausumi Dikpati, Soumyaranjan Dash, Sushant S. Mahajan, Xudong Sun, Yang Liu

arxiv:2409.15233 v1 · 2024-09-23 · astro-ph.SR · physics.space-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{M7ESGUOYNA3GJZN2DUJW543YCR}

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	2026-07-05T09:10:38.179159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67c92351d8683664e5ba1d136ef378144e616cd6a71bda451b53cb3d87fa3056

Aliases

arxiv: 2409.15233 · arxiv_version: 2409.15233v1 · doi: 10.48550/arxiv.2409.15233 · pith_short_12: M7ESGUOYNA3G · pith_short_16: M7ESGUOYNA3GJZN2 · pith_short_8: M7ESGUOY

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/M7ESGUOYNA3GJZN2DUJW543YCR \
  | 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: 67c92351d8683664e5ba1d136ef378144e616cd6a71bda451b53cb3d87fa3056

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45dc1b379e02758390dfd98a359f5753a82fd6fc7c1300009202a2e692baa7ca",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-09-23T17:30:27Z",
    "title_canon_sha256": "869e6f88f57c59b1ed1f30fc15130abe9aece4f16eeeac7444c8b58703130cd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.15233",
    "kind": "arxiv",
    "version": 1
  }
}