Pith Number

pith:DKCDN24W

pith:2004:DKCDN24WJ62IGMRZ2TFNLQEG6P

not attested not anchored not stored refs pending

Discovery of New Ultracool White Dwarfs in the Sloan Digital Sky Survey

Atsuko Nitta, Dan Long, Don Q. Lamb, Eric H. Neilsen, Evalyn Gates, Geza Gyuk, Howard Brewington, Hugh C. Harris, James Liebert, J. Brinkmann, Jr., Jurek Krzesinski, Mark SubbaRao, Michael Harvanek, Peter R. Newman, Scott Anderson, S. J. Kleinman, Stephanie A. Snedden

arxiv:astro-ph/0405566 v1 · 2004-05-28 · 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{DKCDN24WJ62IGMRZ2TFNLQEG6P}

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	2026-05-18T03:47:43.725181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a8436eb964fb4833239d4cad5c086f3fc22a261005a9e535651fe390bd5e74c

Aliases

arxiv: astro-ph/0405566 · arxiv_version: astro-ph/0405566v1 · doi: 10.48550/arxiv.astro-ph/0405566 · pith_short_12: DKCDN24WJ62I · pith_short_16: DKCDN24WJ62IGMRZ · pith_short_8: DKCDN24W

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/DKCDN24WJ62IGMRZ2TFNLQEG6P \
  | 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: 1a8436eb964fb4833239d4cad5c086f3fc22a261005a9e535651fe390bd5e74c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b436222f0bc606f42243d3ed287ec1507a101074e4d12e5548eee45176feed5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-05-28T19:44:21Z",
    "title_canon_sha256": "3831440433705a0c9a3b171c6b9d35b12e32a03a685ebf0621ddfdf5643c7f2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0405566",
    "kind": "arxiv",
    "version": 1
  }
}