Pith Number

pith:GRE4IKC5

pith:2020:GRE4IKC52PRME6KGTIB36ZQRY4

not attested not anchored not stored refs pending

Development of a High Fidelity Simulator for Generalised Photometric Based Space Object Classification using Machine Learning

Daniel Kucharski, James Allworth, James Bennett, Jeffrey Wardman, Lloyd Windrim, Mitch Bryson

arxiv:2004.12270 v1 · 2020-04-26 · physics.space-ph · astro-ph.IM · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GRE4IKC52PRME6KGTIB36ZQRY4}

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

Machine learning-based classification for Single Photon Space Debris Light Curves

Receipt and verification

First computed	2026-07-05T00:58:14.056695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3449c4285dd3e2c279469a03bf6611c71ddb0e2b9abc7782091f210c17efb64a

Aliases

arxiv: 2004.12270 · arxiv_version: 2004.12270v1 · doi: 10.48550/arxiv.2004.12270 · pith_short_12: GRE4IKC52PRM · pith_short_16: GRE4IKC52PRME6KG · pith_short_8: GRE4IKC5

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/GRE4IKC52PRME6KGTIB36ZQRY4 \
  | 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: 3449c4285dd3e2c279469a03bf6611c71ddb0e2b9abc7782091f210c17efb64a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f61c66cd75f6045bdcb2c9a16bde0e23c2bde134f2d8c07c3da086c5d7d4c7c",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2020-04-26T02:10:15Z",
    "title_canon_sha256": "8a67d9288ad365fa15f42f6a479e1b9769db0044b77f431c6b5a1573faf41b4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.12270",
    "kind": "arxiv",
    "version": 1
  }
}