Pith Number

pith:LXRQXY5S

pith:2023:LXRQXY5SLBJLF5LHYBG4CMHXZE

not attested not anchored not stored refs pending

Large Satellite Constellations and Their Potential Impact on VGOS Operations

Federico di Vruno, Vincenza Tornatore

arxiv:2307.04219 v1 · 2023-07-09 · 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{LXRQXY5SLBJLF5LHYBG4CMHXZE}

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	2026-07-05T06:29:10.433705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5de30be3b25852b2f567c04dc130f7c927a6f876f5929f39e98a5f72fa8ecb86

Aliases

arxiv: 2307.04219 · arxiv_version: 2307.04219v1 · doi: 10.48550/arxiv.2307.04219 · pith_short_12: LXRQXY5SLBJL · pith_short_16: LXRQXY5SLBJLF5LH · pith_short_8: LXRQXY5S

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/LXRQXY5SLBJLF5LHYBG4CMHXZE \
  | 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: 5de30be3b25852b2f567c04dc130f7c927a6f876f5929f39e98a5f72fa8ecb86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8db747f0f7acd302d360c8befc5e6694b2f5b86afde8d1f80faab987431c8d9d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2023-07-09T16:22:47Z",
    "title_canon_sha256": "219fe2e045c4e67da1a839fed56c6414fcfd18838f683fa15a72b75b7bf5f755"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.04219",
    "kind": "arxiv",
    "version": 1
  }
}