Pith Number

pith:YG744Q2G

pith:2022:YG744Q2G5ACS2I3U5BNFTKCPJS

not attested not anchored not stored refs pending

Point spread function reconstruction for SOUL+LUCI LBT data

Aleksi Salo, Andrea Grazian, Anita Zanella, Benedetta Vulcani, Carmelo Arcidiacono, Elisa Portaluri, Enrico Pinna, Fabio Rossi, Fernando Pedichini, Guido Agapito, Marco Gullieuszik, Matteo Simioni, Richard Davies, Roberto Piazzesi, Roland Wagner, Ronny Ramlau, Tapio Helin

arxiv:2209.01563 v1 · 2022-09-04 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YG744Q2G5ACS2I3U5BNFTKCPJS}

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	2026-07-05T04:54:31.021062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1bfce4346e8052d2374e85a59a84f4c9b7ecce96d2a06c0b50385160dbbad92

Aliases

arxiv: 2209.01563 · arxiv_version: 2209.01563v1 · doi: 10.48550/arxiv.2209.01563 · pith_short_12: YG744Q2G5ACS · pith_short_16: YG744Q2G5ACS2I3U · pith_short_8: YG744Q2G

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/YG744Q2G5ACS2I3U5BNFTKCPJS \
  | 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: c1bfce4346e8052d2374e85a59a84f4c9b7ecce96d2a06c0b50385160dbbad92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0b86f06e33f58028365ecd4719c9a5a22b735897684e421e612be11ad2f2f76",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-09-04T08:19:54Z",
    "title_canon_sha256": "8e7a302d90616aa89fb467e3e7ebf59a46ba9f3d0db674284ab21f42d52ee3a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.01563",
    "kind": "arxiv",
    "version": 1
  }
}