Pith Number

pith:WNADAVCK

pith:2006:WNADAVCKT533O6GPBADVHNLQPA

not attested not anchored not stored refs pending

White Dwarf - Red Dwarf Systems Resolved with the Hubble Space Telescope: I. First Results

D.W. Hoard, J. Farihi, S. Wachter

arxiv:astro-ph/0603747 v2 · 2006-03-28 · 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{WNADAVCKT533O6GPBADVHNLQPA}

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	2026-05-18T03:10:44.461807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b34030544a9f77b778cf080753b57078246c0d1c3d2ac9244c681bcef17627b1

Aliases

arxiv: astro-ph/0603747 · arxiv_version: astro-ph/0603747v2 · doi: 10.48550/arxiv.astro-ph/0603747 · pith_short_12: WNADAVCKT533 · pith_short_16: WNADAVCKT533O6GP · pith_short_8: WNADAVCK

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/WNADAVCKT533O6GPBADVHNLQPA \
  | 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: b34030544a9f77b778cf080753b57078246c0d1c3d2ac9244c681bcef17627b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aae6f02c4c4154a12eef130be1af512b142f1669170bc2fd14342317822e0df1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-03-28T04:55:08Z",
    "title_canon_sha256": "e1e3cf2ba1304454f3affe3a2354b68f8ae08f7b8a5f69cacda0657405983f9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0603747",
    "kind": "arxiv",
    "version": 2
  }
}