Pith Number

pith:YE4WETTQ

pith:2011:YE4WETTQLW2M3VUUX3JWDWOMMV

not attested not anchored not stored refs pending

A method for filling gaps in solar irradiance and in solar proxy data

T. Dudok de Wit

arxiv:1107.4253 v1 · 2011-07-21 · astro-ph.IM · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YE4WETTQLW2M3VUUX3JWDWOMMV}

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	2026-05-18T04:17:12.858348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c139624e705db4cdd694bed361d9cc6561c01d64ca56d9205c12228bec69d7bf

Aliases

arxiv: 1107.4253 · arxiv_version: 1107.4253v1 · doi: 10.48550/arxiv.1107.4253 · pith_short_12: YE4WETTQLW2M · pith_short_16: YE4WETTQLW2M3VUU · pith_short_8: YE4WETTQ

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/YE4WETTQLW2M3VUUX3JWDWOMMV \
  | 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: c139624e705db4cdd694bed361d9cc6561c01d64ca56d9205c12228bec69d7bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10539b420b795eb1c652e186af921c27db72fe79be0f31a56791324a13a6356e",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-07-21T12:35:51Z",
    "title_canon_sha256": "b7e410c7bd6288966147e8979a0ca712b1892a34a6152bd190022f0bb667d151"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4253",
    "kind": "arxiv",
    "version": 1
  }
}