Pith Number

pith:G57S3FKX

pith:2013:G57S3FKX7CTGUWWY2Q2MIPDLNY

not attested not anchored not stored refs pending

Point spread function of SDO/HMI and the effects of stray light correction on the apparent properties of solar surface phenomena

A. Feller, K. L. Yeo, N. A. Krivova, S. Couvidat, S. Danilovic, S. K. Solanki

arxiv:1310.4972 v2 · 2013-10-18 · 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{G57S3FKX7CTGUWWY2Q2MIPDLNY}

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	2026-05-18T02:42:14.837492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

377f2d9557f8a66a5ad8d434c43c6b6e18ace729218139e470a01700e53e3c7b

Aliases

arxiv: 1310.4972 · arxiv_version: 1310.4972v2 · doi: 10.48550/arxiv.1310.4972 · pith_short_12: G57S3FKX7CTG · pith_short_16: G57S3FKX7CTGUWWY · pith_short_8: G57S3FKX

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/G57S3FKX7CTGUWWY2Q2MIPDLNY \
  | 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: 377f2d9557f8a66a5ad8d434c43c6b6e18ace729218139e470a01700e53e3c7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2555417d07f0e6e74d048ed20123379bec985c33eeb8a1072f9347c982f70cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-10-18T11:13:40Z",
    "title_canon_sha256": "1e7961fff33863f0f1a4f884e840a296f61ec9cdaebdfc13860f5ca486443e46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4972",
    "kind": "arxiv",
    "version": 2
  }
}