Pith Number

pith:C7643SZD

pith:2012:C7643SZDGYVROLVMFHRZ2R5KQY

not attested not anchored not stored refs pending

Cosmic ray modulation of infra-red radiation in the atmosphere

K. L. Aplin, M. Lockwood

arxiv:1208.0438 v2 · 2012-08-02 · physics.ao-ph · physics.geo-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C7643SZDGYVROLVMFHRZ2R5KQY}

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	2026-05-18T03:31:33.857687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17fdcdcb23362b172eac29e39d47aa861bb1f30976ec18bb95573ac72cac9d73

Aliases

arxiv: 1208.0438 · arxiv_version: 1208.0438v2 · doi: 10.48550/arxiv.1208.0438 · pith_short_12: C7643SZDGYVR · pith_short_16: C7643SZDGYVROLVM · pith_short_8: C7643SZD

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/C7643SZDGYVROLVMFHRZ2R5KQY \
  | 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: 17fdcdcb23362b172eac29e39d47aa861bb1f30976ec18bb95573ac72cac9d73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9970b7247135b4075e4a3ccd0787f071794413d31d8c668e375f46a69fb4227a",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2012-08-02T09:24:02Z",
    "title_canon_sha256": "799e9aa6ff8da8a0fdf438ec4a23cbe0262dd5f94a32bb4fa42e6b90d3155004"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0438",
    "kind": "arxiv",
    "version": 2
  }
}