Pith Number

pith:BEXZSHG5

pith:2015:BEXZSHG5OXTFW4IPN4J4HOTLFU

not attested not anchored not stored refs pending

Lateral downflows in sunspot penumbral filaments and their temporal evolution

J. de la Cruz Rodriguez, L. R. Bellot Rubio, S. Esteban Pozuelo

arxiv:1502.02981 v2 · 2015-02-10 · 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{BEXZSHG5OXTFW4IPN4J4HOTLFU}

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	2026-05-18T01:41:03.978269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

092f991cdd75e65b710f6f13c3ba6b2d1b13393a6e77e2febb4a42e34cbad4d3

Aliases

arxiv: 1502.02981 · arxiv_version: 1502.02981v2 · doi: 10.48550/arxiv.1502.02981 · pith_short_12: BEXZSHG5OXTF · pith_short_16: BEXZSHG5OXTFW4IP · pith_short_8: BEXZSHG5

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/BEXZSHG5OXTFW4IPN4J4HOTLFU \
  | 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: 092f991cdd75e65b710f6f13c3ba6b2d1b13393a6e77e2febb4a42e34cbad4d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adf1d717d1de392b1e2a550d12f6dedae65480d6834b8065000763333b486aa5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-02-10T16:44:04Z",
    "title_canon_sha256": "9e81ec40cc9869a9b24e55fff0d96f82ce66f007c13cbb80849b5b24b666bb9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02981",
    "kind": "arxiv",
    "version": 2
  }
}