Pith Number

pith:7GPAEGWS

pith:2009:7GPAEGWSFHVQHXDZC6WIILSSHF

not attested not anchored not stored refs pending

The Hanle and Zeeman Effects in Solar Spicules

J. Trujillo Bueno, L. Merenda, M. Bianda, R. Ramelli

arxiv:0906.2340 v1 · 2009-06-12 · 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{7GPAEGWSFHVQHXDZC6WIILSSHF}

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	2026-05-18T04:34:46.960268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f99e021ad229eb03dc7917ac842e52397ed521435d763bc3e9ad5e758919d1e1

Aliases

arxiv: 0906.2340 · arxiv_version: 0906.2340v1 · doi: 10.48550/arxiv.0906.2340 · pith_short_12: 7GPAEGWSFHVQ · pith_short_16: 7GPAEGWSFHVQHXDZ · pith_short_8: 7GPAEGWS

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/7GPAEGWSFHVQHXDZC6WIILSSHF \
  | 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: f99e021ad229eb03dc7917ac842e52397ed521435d763bc3e9ad5e758919d1e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42f279d9bda560c229a35c9a5bd8acc4a22c856c3cf64a50b55ef564f6950008",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-06-12T14:03:49Z",
    "title_canon_sha256": "dd170c339d428e11abd61aaff43ce2b1398cf7aa4f1481e3bbf419cccf2bb1d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2340",
    "kind": "arxiv",
    "version": 1
  }
}