Pith Number

pith:XV47P7SL

pith:2016:XV47P7SL67VS7FURILSMTFPTXW

not attested not anchored not stored refs pending

On the contribution of sunspots to the observed frequency shifts of solar acoustic modes

A. R. G. Santos, M. S. Cunha, P. P. Avelino, T. L. Campante, W. J. Chaplin

arxiv:1606.02133 v1 · 2016-06-07 · 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{XV47P7SL67VS7FURILSMTFPTXW}

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	2026-05-18T01:01:41.982476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd79f7fe4bf7eb2f969142e4c995f3bd90ec7ebda2f4f551fe294b601a96b9bb

Aliases

arxiv: 1606.02133 · arxiv_version: 1606.02133v1 · doi: 10.48550/arxiv.1606.02133 · pith_short_12: XV47P7SL67VS · pith_short_16: XV47P7SL67VS7FUR · pith_short_8: XV47P7SL

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/XV47P7SL67VS7FURILSMTFPTXW \
  | 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: bd79f7fe4bf7eb2f969142e4c995f3bd90ec7ebda2f4f551fe294b601a96b9bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c530220e286e73b3fa95f823987c880fb7ee1706da8cd6510307cdb05a2950e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-06-07T13:35:36Z",
    "title_canon_sha256": "dbdc543792b7373b51652e1b8b2e09aed44da41e583558a9e33c3e701d5e7711"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.02133",
    "kind": "arxiv",
    "version": 1
  }
}