Pith Number

pith:SMFYB4HN

pith:2012:SMFYB4HNZPKNSNPK4ZPSZWIU4Q

not attested not anchored not stored refs pending

Inferring the magnetic field vector in the quiet Sun. III. Disk variation of the Stokes profiles and isotropism of the magnetic field

J.M. Borrero, P. Kobel

arxiv:1212.0788 v1 · 2012-12-04 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SMFYB4HNZPKNSNPK4ZPSZWIU4Q}

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	2026-05-18T01:52:47.818707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

930b80f0edcbd4d935eae65f2cd914e40ba374c9a258dcc74211bfd4c3f3e032

Aliases

arxiv: 1212.0788 · arxiv_version: 1212.0788v1 · doi: 10.48550/arxiv.1212.0788 · pith_short_12: SMFYB4HNZPKN · pith_short_16: SMFYB4HNZPKNSNPK · pith_short_8: SMFYB4HN

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/SMFYB4HNZPKNSNPK4ZPSZWIU4Q \
  | 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: 930b80f0edcbd4d935eae65f2cd914e40ba374c9a258dcc74211bfd4c3f3e032

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8b2af38af2d11a1b3a5eb818151f53543447552da4e5429fdfc0f894bcfabf8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-12-04T17:04:35Z",
    "title_canon_sha256": "10eb181388699dbb5f258661c4f1c79c19549df73e92f970c1cda3c30b38e098"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0788",
    "kind": "arxiv",
    "version": 1
  }
}