Pith Number

pith:JX4JZ7LL

pith:1998:JX4JZ7LLNPPEAUXH3ZCMMFDKNP

not attested not anchored not stored refs pending

A Search for Peculiar Objects with the NASA Orbital Debris Observatory 3-m Liquid Mirror Telescope

E. F. Borra, M. Beauchemin, R. Cabanac

arxiv:astro-ph/9804267 v2 · 1998-04-24 · astro-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{JX4JZ7LLNPPEAUXH3ZCMMFDKNP}

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	2026-05-18T01:07:37.524374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4df89cfd6b6bde4052e7de44c6146a6bffb05d66f4be65b4ef8d402f7fc420bc

Aliases

arxiv: astro-ph/9804267 · arxiv_version: astro-ph/9804267v2 · doi: 10.48550/arxiv.astro-ph/9804267 · pith_short_12: JX4JZ7LLNPPE · pith_short_16: JX4JZ7LLNPPEAUXH · pith_short_8: JX4JZ7LL

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/JX4JZ7LLNPPEAUXH3ZCMMFDKNP \
  | 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: 4df89cfd6b6bde4052e7de44c6146a6bffb05d66f4be65b4ef8d402f7fc420bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c9b0106275063f137a9bde69a922e9f0231d3291d86450215f772b2108e7bd1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-04-24T21:01:10Z",
    "title_canon_sha256": "989fd562de5659d4dfb9a7f3fe24b91849c3a8d7294aec40aa23eb98cf7d06ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9804267",
    "kind": "arxiv",
    "version": 2
  }
}