Pith Number

pith:276SXN2E

pith:2009:276SXN2E52CB73KDZCMCQH7E3G

not attested not anchored not stored refs pending

ACRIM-gap and total solar irradiance revisited: Is there a secular trend between 1986 and 1996?

N. A. Krivova, S. K. Solanki, T. Wenzler

arxiv:0911.3817 v1 · 2009-11-19 · 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{276SXN2E52CB73KDZCMCQH7E3G}

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	2026-05-18T02:34:04.474680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7fd2bb744ee841fed43c898281fe4d9a220f66e2076ea822ee8ace274ebdbf4

Aliases

arxiv: 0911.3817 · arxiv_version: 0911.3817v1 · doi: 10.48550/arxiv.0911.3817 · pith_short_12: 276SXN2E52CB · pith_short_16: 276SXN2E52CB73KD · pith_short_8: 276SXN2E

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/276SXN2E52CB73KDZCMCQH7E3G \
  | 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: d7fd2bb744ee841fed43c898281fe4d9a220f66e2076ea822ee8ace274ebdbf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "234714a84bad37cb073d20479092be5086e2f061ed3a569746a067171f56b0ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-11-19T14:54:30Z",
    "title_canon_sha256": "b93523f5896a6ae0c927fd0310a3f49b9f35b50f432ce69aa22f36146e98f2bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3817",
    "kind": "arxiv",
    "version": 1
  }
}