Pith Number

pith:JH3AXLTR

pith:2026:JH3AXLTRTBL7HXE4MLBPYHGF6Q

not attested not anchored not stored refs pending

How long can you trust a Starlink TLE? An empirical comparison of SGP4 and high-fidelity propagation against operator-updated truth across a megaconstellation

Dimitrije Jankovic

arxiv:2605.19850 v1 · 2026-05-19 · astro-ph.EP · astro-ph.IM · physics.space-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{JH3AXLTRTBL7HXE4MLBPYHGF6Q}

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	2026-05-20T01:06:17.581006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49f60bae719857f3dc9c62c2fc1cc5f43b94484e8e5db6e5ca3658b2ec7dcf16

Aliases

arxiv: 2605.19850 · arxiv_version: 2605.19850v1 · doi: 10.48550/arxiv.2605.19850 · pith_short_12: JH3AXLTRTBL7 · pith_short_16: JH3AXLTRTBL7HXE4 · pith_short_8: JH3AXLTR

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/JH3AXLTRTBL7HXE4MLBPYHGF6Q \
  | 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: 49f60bae719857f3dc9c62c2fc1cc5f43b94484e8e5db6e5ca3658b2ec7dcf16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc2b0d662c7a1e0d2ef284d2a4cdccf9631426c0a1fbfde023d8ce9bd38269ee",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.space-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-05-19T13:43:28Z",
    "title_canon_sha256": "9bf03af2a77d87212685908df2f6b1249e2f3cfdb403f11e02df49acad8d81eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19850",
    "kind": "arxiv",
    "version": 1
  }
}