Pith Number

pith:OWUNGD5M

pith:2012:OWUNGD5MOAEE7PUXUQO7MYZMWU

not attested not anchored not stored refs pending

Observations of Supersonic Downflows in a Sunspot Light Bridge as Revealed by Hinode

Luis R. Bellot Rubio, P. Venkatakrishnan, Rohan E. Louis, Shibu K. Mathew

arxiv:1206.4347 v1 · 2012-06-19 · 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{OWUNGD5MOAEE7PUXUQO7MYZMWU}

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	2026-05-18T03:53:06.157001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75a8d30fac70084fbe97a41df6632cb53b952f3a109a1ef9950d0e8307b2bd2f

Aliases

arxiv: 1206.4347 · arxiv_version: 1206.4347v1 · doi: 10.48550/arxiv.1206.4347 · pith_short_12: OWUNGD5MOAEE · pith_short_16: OWUNGD5MOAEE7PUX · pith_short_8: OWUNGD5M

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/OWUNGD5MOAEE7PUXUQO7MYZMWU \
  | 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: 75a8d30fac70084fbe97a41df6632cb53b952f3a109a1ef9950d0e8307b2bd2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "008d8159ade7b4d936bee989d76b371a26356fb8c420c6e0ea346edea29fbca3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-06-19T22:01:02Z",
    "title_canon_sha256": "f259b973b29cca830f3c0e3c803331ed48a565325bea0eeb4225570f000a25dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4347",
    "kind": "arxiv",
    "version": 1
  }
}