Pith Number

pith:S57YVIRL

pith:2014:S57YVIRLD6N4LJOLVCT5RFJ6YO

not attested not anchored not stored refs pending

Evaluation of the capability of local helioseismology to discern between monolithic and spaghetti sunspot models

A. C. Birch, A. D. Crouch, T. Felipe

arxiv:1405.0036 v1 · 2014-04-30 · 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{S57YVIRLD6N4LJOLVCT5RFJ6YO}

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	2026-05-18T01:43:21.197661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

977f8aa22b1f9bc5a5cba8a7d8953ec39a1f27c885b90abc7b7a77fd16b83c02

Aliases

arxiv: 1405.0036 · arxiv_version: 1405.0036v1 · doi: 10.48550/arxiv.1405.0036 · pith_short_12: S57YVIRLD6N4 · pith_short_16: S57YVIRLD6N4LJOL · pith_short_8: S57YVIRL

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/S57YVIRLD6N4LJOLVCT5RFJ6YO \
  | 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: 977f8aa22b1f9bc5a5cba8a7d8953ec39a1f27c885b90abc7b7a77fd16b83c02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0638e40b579782ba41a3501237a5466fa710bb13896130bd1b3ab3641dc1948",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-04-30T21:11:58Z",
    "title_canon_sha256": "4e2b79ec62b3725374e2fc77b78f42fd17bbe0771878298a6ffa69ab3b4ffe70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0036",
    "kind": "arxiv",
    "version": 1
  }
}