Pith Number

pith:CBTOPP3I

pith:2020:CBTOPP3I2Q7OMOIUG7VG53FEP2

not attested not anchored not stored refs pending

What is next for National Meteorological Services?

Alberto Arribas, Nial H. Robinson, Phil Evans

arxiv:2005.01425 v1 · 2020-05-04 · physics.soc-ph · physics.ao-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{CBTOPP3I2Q7OMOIUG7VG53FEP2}

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	2026-07-05T01:00:07.508160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1066e7bf68d43ee6391437ea6eeca47e9d7cb2b8abd89846714b4260d86bca44

Aliases

arxiv: 2005.01425 · arxiv_version: 2005.01425v1 · doi: 10.48550/arxiv.2005.01425 · pith_short_12: CBTOPP3I2Q7O · pith_short_16: CBTOPP3I2Q7OMOIU · pith_short_8: CBTOPP3I

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/CBTOPP3I2Q7OMOIUG7VG53FEP2 \
  | 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: 1066e7bf68d43ee6391437ea6eeca47e9d7cb2b8abd89846714b4260d86bca44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "213e8d6c948513fda05e1654e1f11fbfa4aeeec7fae3b63fe2e50f30afcbdedc",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2020-05-04T12:28:58Z",
    "title_canon_sha256": "1111ee16fe7e0ffca488271912665102e5577ed7426716a44d6e5b8f69c89af5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.01425",
    "kind": "arxiv",
    "version": 1
  }
}