Pith Number

pith:T344WSPB

pith:2013:T344WSPBVGSQKHEBKJQU4AVXEU

not attested not anchored not stored refs pending

Air quality prediction using optimal neural networks with stochastic variables

Ana Russo, Frank Raischel, Pedro G. Lind

arxiv:1307.3134 v1 · 2013-07-11 · physics.ao-ph · 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{T344WSPBVGSQKHEBKJQU4AVXEU}

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	2026-05-18T01:48:51.647659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ef9cb49e1a9a5051c8152614e02b7253472f350f2922370276b4022e9f401c7

Aliases

arxiv: 1307.3134 · arxiv_version: 1307.3134v1 · doi: 10.48550/arxiv.1307.3134 · pith_short_12: T344WSPBVGSQ · pith_short_16: T344WSPBVGSQKHEB · pith_short_8: T344WSPB

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/T344WSPBVGSQKHEBKJQU4AVXEU \
  | 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: 9ef9cb49e1a9a5051c8152614e02b7253472f350f2922370276b4022e9f401c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e0c7f05741e563ee14239f69f63fd1924db79f9eaaad546176bc1332462cb2a",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2013-07-11T15:03:22Z",
    "title_canon_sha256": "7efda819e33d4a6049c668f07d06796714049d60874039a40cd510d5db010432"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3134",
    "kind": "arxiv",
    "version": 1
  }
}