Pith Number

pith:FIHGO5E4

pith:2013:FIHGO5E4FE5FK2IWUIJQSXVSIJ

not attested not anchored not stored refs pending

Photometric and Thermal Cross-calibration of Solar EUV Instruments

C.J. Schrijver, H. Warren, M.A. Weber, P. Boerner, P. Testa

arxiv:1307.8045 v1 · 2013-07-30 · 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{FIHGO5E4FE5FK2IWUIJQSXVSIJ}

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	2026-05-18T01:48:32.782877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a0e67749c293a556916a213095eb2425ed1c6e958bd61355db8ae4218934819

Aliases

arxiv: 1307.8045 · arxiv_version: 1307.8045v1 · doi: 10.48550/arxiv.1307.8045 · pith_short_12: FIHGO5E4FE5F · pith_short_16: FIHGO5E4FE5FK2IW · pith_short_8: FIHGO5E4

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/FIHGO5E4FE5FK2IWUIJQSXVSIJ \
  | 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: 2a0e67749c293a556916a213095eb2425ed1c6e958bd61355db8ae4218934819

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6c5c2d982f58a30332fe70a221d76c22449fb2419e5a44bd959e4be23310e4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-07-30T16:58:16Z",
    "title_canon_sha256": "1c939b47fc5d5cb62fd08b05fbbdab12fa02abb4f9aa8efe6848ad36e8cdcd25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8045",
    "kind": "arxiv",
    "version": 1
  }
}