Pith Number

pith:ZLHDF7U7

pith:2025:ZLHDF7U7S3F6EXAD34O4FOMRYG

not attested not anchored not stored refs pending

Satellite Constellations Exceed the Limits of Acceptable Brightness Established by the IAU

Anthony Mallama, Richard E. Cole

arxiv:2507.00107 v1 · 2025-06-30 · 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{ZLHDF7U7S3F6EXAD34O4FOMRYG}

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.

Cited by

1 paper in Pith

Rings in the Sky: Orbital Data Centres and Potential Impacts to Astronomy and the Sky

Receipt and verification

First computed	2026-07-05T11:29:37.127127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cace32fe9f96cbe25c03df1dc2b991c19fdfcdd9b972a75faf5fd13282be7023

Aliases

arxiv: 2507.00107 · arxiv_version: 2507.00107v1 · doi: 10.48550/arxiv.2507.00107 · pith_short_12: ZLHDF7U7S3F6 · pith_short_16: ZLHDF7U7S3F6EXAD · pith_short_8: ZLHDF7U7

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/ZLHDF7U7S3F6EXAD34O4FOMRYG \
  | 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: cace32fe9f96cbe25c03df1dc2b991c19fdfcdd9b972a75faf5fd13282be7023

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7386224bf7bee1ee09d84e60678e16dcb65a598c5855e10e9a2234c2c0f00e9d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-06-30T17:10:21Z",
    "title_canon_sha256": "14c41c8eb38883004cbe1ac72671df57a80ed9107fd8900ed9a862c4571ccb9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.00107",
    "kind": "arxiv",
    "version": 1
  }
}