Pith Number

pith:AZFEWM33

pith:2005:AZFEWM33WOCANNOILVN7QYUO7Z

not attested not anchored not stored refs pending

Spitzer Identification of the Least Massive Known Brown Dwarf with a Circumstellar Disk

G. G. Fazio, K. L. Luhman, Lee Hartmann, Lori E. Allen, Nuria Calvet, Paola D'Alessio, P. C. Myers, S. T. Megeath

arxiv:astro-ph/0502100 v1 · 2005-02-04 · 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{AZFEWM33WOCANNOILVN7QYUO7Z}

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

XMM-Newton follow-up of two eROSITA X-ray binary candidates

Receipt and verification

First computed	2026-07-04T16:50:46.579812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

064a4b337bb38406b5c85d5bf8628efe73f5c8ad84f49fa71c212ee6823e50ea

Aliases

arxiv: astro-ph/0502100 · arxiv_version: astro-ph/0502100v1 · doi: 10.48550/arxiv.astro-ph/0502100 · pith_short_12: AZFEWM33WOCA · pith_short_16: AZFEWM33WOCANNOI · pith_short_8: AZFEWM33

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/AZFEWM33WOCANNOILVN7QYUO7Z \
  | 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: 064a4b337bb38406b5c85d5bf8628efe73f5c8ad84f49fa71c212ee6823e50ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bc3a152a7db470cccf67b1e26ec7870d6109eca179703c7c60ce40228048b94",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-02-04T13:30:21Z",
    "title_canon_sha256": "0879892e7893586c20b1dec3f4d0dda8653b3d0a9ac81bd2ee784417d1650c25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0502100",
    "kind": "arxiv",
    "version": 1
  }
}