Pith Number

pith:LHQTYG6W

pith:2002:LHQTYG6WIN5YWPNOCINSMQ4MDU

not attested not anchored not stored refs pending

Clouds and Clearings in the Atmospheres of the L and T Dwarfs

A. Ackerman, A.J. Burgasser, D. Saumon, K. Lodders, M.S. Marley, R. Freedman

arxiv:astro-ph/0207658 v1 · 2002-07-31 · 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{LHQTYG6WIN5YWPNOCINSMQ4MDU}

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	2026-07-04T14:12:08.316673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59e13c1bd6437b8b3dae121b26438c1d269bf13695bcb1c5eb79abfec9e9e5f5

Aliases

arxiv: astro-ph/0207658 · arxiv_version: astro-ph/0207658v1 · doi: 10.48550/arxiv.astro-ph/0207658 · pith_short_12: LHQTYG6WIN5Y · pith_short_16: LHQTYG6WIN5YWPNO · pith_short_8: LHQTYG6W

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/LHQTYG6WIN5YWPNOCINSMQ4MDU \
  | 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: 59e13c1bd6437b8b3dae121b26438c1d269bf13695bcb1c5eb79abfec9e9e5f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35be424422fd6693c3a81576e3a65082a4a0f67298b2903de848e1e129376af1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-07-31T00:53:23Z",
    "title_canon_sha256": "3c59bf72bc3800d6e465863bcd7312cd269e40f84a679cac80e3790b7fe37b59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0207658",
    "kind": "arxiv",
    "version": 1
  }
}