Pith Number

pith:FQUQMHQI

pith:2014:FQUQMHQIRGTHZWPH5EQNZTP3ZG

not attested not anchored not stored refs pending

Reconstruction of total and spectral solar irradiance from 1974 to 2013 based on KPVT, SoHO/MDI and SDO/HMI observations

K. H. Glassmeier, K. L. Yeo, N. A. Krivova, S. K. Solanki

arxiv:1408.1229 v3 · 2014-08-06 · 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{FQUQMHQIRGTHZWPH5EQNZTP3ZG}

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	2026-05-18T01:37:21.378768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c29061e0889a67cd9e7e920dccdfbc9ae20b4cb24da4b408db6dd18d7cb68ca

Aliases

arxiv: 1408.1229 · arxiv_version: 1408.1229v3 · doi: 10.48550/arxiv.1408.1229 · pith_short_12: FQUQMHQIRGTH · pith_short_16: FQUQMHQIRGTHZWPH · pith_short_8: FQUQMHQI

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/FQUQMHQIRGTHZWPH5EQNZTP3ZG \
  | 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: 2c29061e0889a67cd9e7e920dccdfbc9ae20b4cb24da4b408db6dd18d7cb68ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4532120086f1702debf59d0d1d3a2373bcde29ecc525852e96b340708e354a2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-08-06T09:55:24Z",
    "title_canon_sha256": "79024e4af88c6e53c67ddca5f4735b35d61fb7c589a75bd00a4df87da020df2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1229",
    "kind": "arxiv",
    "version": 3
  }
}