Pith Number

pith:ZACZZHGK

pith:2013:ZACZZHGKPCT7ZAB7DWOD2M2O72

not attested not anchored not stored refs pending

Correlation of Spectral Solar Irradiance with solar activity as measured by VIRGO

A. I. Shapiro, C. Wehrli, W. Schmutz

arxiv:1307.1285 v1 · 2013-07-04 · 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{ZACZZHGKPCT7ZAB7DWOD2M2O72}

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	2026-05-18T01:48:59.768060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8059c9cca78a7fc803f1d9c3d334efe83bca0987265620fb10fcc2ac99154a0

Aliases

arxiv: 1307.1285 · arxiv_version: 1307.1285v1 · doi: 10.48550/arxiv.1307.1285 · pith_short_12: ZACZZHGKPCT7 · pith_short_16: ZACZZHGKPCT7ZAB7 · pith_short_8: ZACZZHGK

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/ZACZZHGKPCT7ZAB7DWOD2M2O72 \
  | 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: c8059c9cca78a7fc803f1d9c3d334efe83bca0987265620fb10fcc2ac99154a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c74c99ad8e3a2fe53381647816475ea4bfa023ce00f4841ba7a516e976723f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-07-04T11:54:35Z",
    "title_canon_sha256": "37a820cffba9e2d1c1a66620d4597bb64a1461bcdc7be0f8495b0bf69b7042ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1285",
    "kind": "arxiv",
    "version": 1
  }
}