Pith Number

pith:OX63QVRZ

pith:2003:OX63QVRZNNQG3QXIV5G4LOLJEM

not attested not anchored not stored refs pending

An Optical and Near Infrared Search for Brown Dwarfs in the Pleiades Cluster

A. J. Pickles, C. Nagashima, H. Nakaya, K. Sugitani, M. Tamura, P. D. Dobbie, S. Sato, S. T. Hodgkin, T. Nagata, T. Nagayama, T. Nakajima, Y. Nakajima

arxiv:astro-ph/0305173 v1 · 2003-05-10 · 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{OX63QVRZNNQG3QXIV5G4LOLJEM}

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	2026-07-04T16:37:00.701983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75fdb856396b606dc2e8af4dc5b969230b9fca938edc26b8d5dfd492e88300b8

Aliases

arxiv: astro-ph/0305173 · arxiv_version: astro-ph/0305173v1 · doi: 10.48550/arxiv.astro-ph/0305173 · pith_short_12: OX63QVRZNNQG · pith_short_16: OX63QVRZNNQG3QXI · pith_short_8: OX63QVRZ

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/OX63QVRZNNQG3QXIV5G4LOLJEM \
  | 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: 75fdb856396b606dc2e8af4dc5b969230b9fca938edc26b8d5dfd492e88300b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fc5c924921338ac2d2a3f2d123b075b5f131de3f104aaaa724745f8d76b07ae",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-05-10T18:44:37Z",
    "title_canon_sha256": "2140200f74161b73586e5cd98e9c371d62f280bb46bdfcf7d64eb0c14c16696f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0305173",
    "kind": "arxiv",
    "version": 1
  }
}