Pith Number

pith:7EZHVGKM

pith:2015:7EZHVGKMYGSADZWZBZ7YPLFUB2

not attested not anchored not stored refs pending

A large spectroscopic sample of L and T dwarfs from UKIDSS LAS: peculiar objects, binaries, and space density

A. C. Day-Jones, B. Burningham, D. J. Pinfield, F. Marocco, H. R. A. Jones, J. I. Gomes, L. Smith, P. W. Lucas, R. L. Smart, Z. H. Zhang

arxiv:1503.05082 v1 · 2015-03-17 · 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{7EZHVGKMYGSADZWZBZ7YPLFUB2}

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	2026-05-18T01:40:50.473708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9327a994cc1a401e6d90e7f87acb40eb34ce92424c608bf4e5c2445b8fb642f

Aliases

arxiv: 1503.05082 · arxiv_version: 1503.05082v1 · doi: 10.48550/arxiv.1503.05082 · pith_short_12: 7EZHVGKMYGSA · pith_short_16: 7EZHVGKMYGSADZWZ · pith_short_8: 7EZHVGKM

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/7EZHVGKMYGSADZWZBZ7YPLFUB2 \
  | 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: f9327a994cc1a401e6d90e7f87acb40eb34ce92424c608bf4e5c2445b8fb642f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07e2ff9ce66ec927136509dc3bfc3492f17431f179acdc7083dc9c41d2c52bd2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-03-17T14:58:44Z",
    "title_canon_sha256": "689e987fe7abd46b2eb4f50510b6b0254405f00817a500bb752cd3e19ca58d32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05082",
    "kind": "arxiv",
    "version": 1
  }
}