Pith Number

pith:5DMMQAK6

pith:2015:5DMMQAK6TNSA56NMB3U2E3TBOG

not attested not anchored not stored refs pending

Clear sky atmosphere at cm-wavelengths from climatology data

Bartosz Lew, Joanna Uscka-Kowalkowska

arxiv:1506.00225 v3 · 2015-05-31 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5DMMQAK6TNSA56NMB3U2E3TBOG}

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	2026-05-18T00:56:26.091721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8d8c8015e9b640ef9ac0ee9a26e61719871e08d363303390991ea526a617f74

Aliases

arxiv: 1506.00225 · arxiv_version: 1506.00225v3 · doi: 10.48550/arxiv.1506.00225 · pith_short_12: 5DMMQAK6TNSA · pith_short_16: 5DMMQAK6TNSA56NM · pith_short_8: 5DMMQAK6

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/5DMMQAK6TNSA56NMB3U2E3TBOG \
  | 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: e8d8c8015e9b640ef9ac0ee9a26e61719871e08d363303390991ea526a617f74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b47b93d247d5057e0aa2efac85616384fd61843bb3436a70cbf767da7f1f541",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-05-31T13:15:39Z",
    "title_canon_sha256": "856d8b2e1f537ad6fda988a79cd4e093330f77669274b5abfb8e45907b8ab8d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00225",
    "kind": "arxiv",
    "version": 3
  }
}