Pith Number

pith:MTE3MCFJ

pith:2013:MTE3MCFJV3WQJBT2XENE77AFFZ

not attested not anchored not stored refs pending

Modeling coronal magnetic field using spherical geometry: cases with several active regions

K. Olson, P. J. MacNeice, Tilaye Tadesse, T. Wiegelmann

arxiv:1301.7522 v1 · 2013-01-31 · 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{MTE3MCFJV3WQJBT2XENE77AFFZ}

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	2026-05-18T01:51:56.750302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64c9b608a9aeed04867ab91a4ffc052e4b1b829948e17d1c68e516f250110078

Aliases

arxiv: 1301.7522 · arxiv_version: 1301.7522v1 · doi: 10.48550/arxiv.1301.7522 · pith_short_12: MTE3MCFJV3WQ · pith_short_16: MTE3MCFJV3WQJBT2 · pith_short_8: MTE3MCFJ

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/MTE3MCFJV3WQJBT2XENE77AFFZ \
  | 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: 64c9b608a9aeed04867ab91a4ffc052e4b1b829948e17d1c68e516f250110078

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53cae1b5da6f22cb18365ec0ab752ac9780b191bf80bdcbd2369d02b480536b9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-01-31T06:52:44Z",
    "title_canon_sha256": "b12125e59d6f1d17e774fb60ba86952d3f703bfbba3d2a165245ca0d19da4fca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7522",
    "kind": "arxiv",
    "version": 1
  }
}