Pith Number

pith:AGH4XOTB

pith:2020:AGH4XOTBRPPEQJDSOKDRYG6XHP

not attested not anchored not stored refs pending

Filtering techniques to enhance optical turbulence forecast performances at short time scales

A. Turchi (INAF - Osservatorio Astrofisico di Arcetri, E. Masciadri, Florence, G. Martelloni, Italy)

arxiv:2002.12658 v1 · 2020-02-28 · 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{AGH4XOTBRPPEQJDSOKDRYG6XHP}

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	2026-07-05T01:09:36.235485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

018fcbba618bde48247272871c1bd73bfebe0080c65536bc071c080e0946a9c9

Aliases

arxiv: 2002.12658 · arxiv_version: 2002.12658v1 · doi: 10.48550/arxiv.2002.12658 · pith_short_12: AGH4XOTBRPPE · pith_short_16: AGH4XOTBRPPEQJDS · pith_short_8: AGH4XOTB

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/AGH4XOTBRPPEQJDSOKDRYG6XHP \
  | 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: 018fcbba618bde48247272871c1bd73bfebe0080c65536bc071c080e0946a9c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b1631cd6ef37dbaff2fc370bbe4b754c2ca7180d48f1de60763bd6a20e7114f",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-02-28T11:21:51Z",
    "title_canon_sha256": "b574400857a1a1f22e950c6749ae2e4fc44a63a3621eeac70d6590f30875f877"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12658",
    "kind": "arxiv",
    "version": 1
  }
}