Pith Number

pith:4CBCVVXK

pith:2010:4CBCVVXK2UZ6W34BK77WVFIDMJ

not attested not anchored not stored refs pending

Mid-Infrared Photometry of Cold Brown Dwarfs: Diversity in Age, Mass and Metallicity

Ben Burningham, D. J. Pinfield, D. Saumon, H. R. A. Jones, Motohide Tamura, M. S. Marley, P. W. Lucas, R. L. Smart, S. J. Warren, S. K. Leggett

arxiv:1001.0762 v1 · 2010-01-06 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4CBCVVXK2UZ6W34BK77WVFIDMJ}

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	2026-05-18T02:10:04.750090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0822ad6ead533eb6f8157ff6a9503625019c604490f19faa4f1168ba2cc6c8b

Aliases

arxiv: 1001.0762 · arxiv_version: 1001.0762v1 · doi: 10.48550/arxiv.1001.0762 · pith_short_12: 4CBCVVXK2UZ6 · pith_short_16: 4CBCVVXK2UZ6W34B · pith_short_8: 4CBCVVXK

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/4CBCVVXK2UZ6W34BK77WVFIDMJ \
  | 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: e0822ad6ead533eb6f8157ff6a9503625019c604490f19faa4f1168ba2cc6c8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26a92852c551e4fc0dc49a4228c05139b0386cb7261277f81289b72a0b7569ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-01-06T20:18:54Z",
    "title_canon_sha256": "f783bc8fe7d7d70ee50971d847a042d7668e54687197ee5fac792239852458c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0762",
    "kind": "arxiv",
    "version": 1
  }
}