Pith Number

pith:Q7W2OCQS

pith:2024:Q7W2OCQSSM53MNUZAKROWHWRUH

not attested not anchored not stored refs pending

Improved reconstruction of solar magnetic fields from imaging spectropolarimetry through spatio-temporal regularisation

Jaime de la Cruz Rodr\'iguez, Jorrit Leenaarts

arxiv:2402.03440 v1 · 2024-02-05 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q7W2OCQSSM53MNUZAKROWHWRUH}

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	2026-07-05T08:16:25.143823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87eda70a12933bb6369902a2eb1ed1a1ff6ff02f442846a2579385ae32fefaa4

Aliases

arxiv: 2402.03440 · arxiv_version: 2402.03440v1 · doi: 10.48550/arxiv.2402.03440 · pith_short_12: Q7W2OCQSSM53 · pith_short_16: Q7W2OCQSSM53MNUZ · pith_short_8: Q7W2OCQS

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/Q7W2OCQSSM53MNUZAKROWHWRUH \
  | 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: 87eda70a12933bb6369902a2eb1ed1a1ff6ff02f442846a2579385ae32fefaa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2431b8dede252e69d19cf43ff7f3475839438d31730510d06fc34c9f172a6d6",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-02-05T19:00:06Z",
    "title_canon_sha256": "1e072cf236f5ceb025c1478ff58e433c37f805545d19e8a3d35534bfa513e353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.03440",
    "kind": "arxiv",
    "version": 1
  }
}