Pith Number

pith:3OEWWH6Q

pith:2019:3OEWWH6QOPMNKNO7NNOEEALDGR

not attested not anchored not stored refs pending

New achievements in optical turbulence forecast systems in operational mode

Alessio Turchi, E. Masciadri, G. Martelloni (INAF-Osservatorio Astrofisico di Arcetri)

arxiv:1911.02819 v3 · 2019-11-07 · astro-ph.IM · 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{3OEWWH6QOPMNKNO7NNOEEALDGR}

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	2026-07-05T00:55:29.404679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db896b1fd073d8d535df6b5c42016334552dcd1c750f8d8581b44e6fcb4e701e

Aliases

arxiv: 1911.02819 · arxiv_version: 1911.02819v3 · doi: 10.48550/arxiv.1911.02819 · pith_short_12: 3OEWWH6QOPMN · pith_short_16: 3OEWWH6QOPMNKNO7 · pith_short_8: 3OEWWH6Q

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/3OEWWH6QOPMNKNO7NNOEEALDGR \
  | 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: db896b1fd073d8d535df6b5c42016334552dcd1c750f8d8581b44e6fcb4e701e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b8cc8cd567019ded49b14078cc9ce46ebeb202465a6c2eb2035669e3cb8f0df",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-11-07T09:47:54Z",
    "title_canon_sha256": "90491f9e4b797dd0d24e8df865010c9fa4cad9828a0b28f8f21ca833f0c3c546"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.02819",
    "kind": "arxiv",
    "version": 3
  }
}