Pith Number

pith:53BRT4RI

pith:2013:53BRT4RIWULRSSTRTGOWUD5RKH

not attested not anchored not stored refs pending

Comparison of solar horizontal velocity fields from SDO/HMI and Hinode data

J.M. Malherbe, L. Gizon, M. Rieutord, M. Svanda, N. Renon, R. Burston, T. Berger, Th. Roudier, V. Prat, Z. Frank

arxiv:1303.4271 v1 · 2013-03-18 · 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{53BRT4RIWULRSSTRTGOWUD5RKH}

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	2026-05-18T01:51:01.250543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eec319f228b517194a71999d6a0fb151f07eea55b35679ea79635f76f93f733a

Aliases

arxiv: 1303.4271 · arxiv_version: 1303.4271v1 · doi: 10.48550/arxiv.1303.4271 · pith_short_12: 53BRT4RIWULR · pith_short_16: 53BRT4RIWULRSSTR · pith_short_8: 53BRT4RI

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/53BRT4RIWULRSSTRTGOWUD5RKH \
  | 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: eec319f228b517194a71999d6a0fb151f07eea55b35679ea79635f76f93f733a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c33ce326031d7c94ec53230b35fd7146e146941dd3e568991855c6142ced3b55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-03-18T14:50:19Z",
    "title_canon_sha256": "cb6c8530def44792b5b8a2fe2970935070f73d4f39878400faaa170d2b8defd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4271",
    "kind": "arxiv",
    "version": 1
  }
}