Pith Number

pith:HZITPVHD

pith:2015:HZITPVHD3X47B5R5GSAKL4DR3A

not attested not anchored not stored refs pending

On fibrils and field lines: The nature of H$\alpha$ fibrils in the solar chromosphere

Jorrit Leenaarts, Luc Rouppe van der Voort, Mats Carlsson

arxiv:1502.00295 v1 · 2015-02-01 · 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{HZITPVHD3X47B5R5GSAKL4DR3A}

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	2026-05-18T01:41:05.485082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e5137d4e3ddf9f0f63d3480a5f071d81cd808cec7579c15d2914e7488192262

Aliases

arxiv: 1502.00295 · arxiv_version: 1502.00295v1 · doi: 10.48550/arxiv.1502.00295 · pith_short_12: HZITPVHD3X47 · pith_short_16: HZITPVHD3X47B5R5 · pith_short_8: HZITPVHD

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/HZITPVHD3X47B5R5GSAKL4DR3A \
  | 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: 3e5137d4e3ddf9f0f63d3480a5f071d81cd808cec7579c15d2914e7488192262

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d11cbcfed2f7d755d1738ba41c95762b3df41bdc1d3e8e3cfc85e0bba6114293",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-02-01T18:36:39Z",
    "title_canon_sha256": "5eeb8b7bc700be5f992f052d84b5048370f232bba568d394b2182fbbe536badd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00295",
    "kind": "arxiv",
    "version": 1
  }
}