Pith Number

pith:TOO3GPE3

pith:2018:TOO3GPE3KYKQHLCR3E6OCMMNDQ

not attested not anchored not stored refs pending

A Learning Based Approach for Uncertainty Analysis in Numerical Weather Prediction Models

Adrian Sandu, Azam Moosavi, Vishwas Rao

arxiv:1802.08055 v1 · 2018-02-20 · cs.NA · 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{TOO3GPE3KYKQHLCR3E6OCMMNDQ}

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	2026-05-18T00:22:45.688744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b9db33c9b561503ac51d93ce1318d1c0cd2eefc7b80c4e073b905f3e04961af

Aliases

arxiv: 1802.08055 · arxiv_version: 1802.08055v1 · doi: 10.48550/arxiv.1802.08055 · pith_short_12: TOO3GPE3KYKQ · pith_short_16: TOO3GPE3KYKQHLCR · pith_short_8: TOO3GPE3

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/TOO3GPE3KYKQHLCR3E6OCMMNDQ \
  | 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: 9b9db33c9b561503ac51d93ce1318d1c0cd2eefc7b80c4e073b905f3e04961af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65872c2d1fa2d434aee968db19ceeea5457dac85bfcfb80792d770fc5c839ba9",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2018-02-20T09:11:30Z",
    "title_canon_sha256": "5d8ca7ba0d1d1fc89216d7c885fbba57de6ce0a6c557c8a2dd4ef7896b78012c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08055",
    "kind": "arxiv",
    "version": 1
  }
}