Pith Number

pith:NV76DIBX

pith:2008:NV76DIBXIDLVHCPFVUI6GFA7S2

not attested not anchored not stored refs pending

Near-Infrared Constraints on the Presence of Warm Dust at Metal-Rich, Helium Atmosphere White Dwarfs

Atsuko Nitta, J. Farihi, Mukremin Kilic, S. K. Leggett

arxiv:0804.3398 v1 · 2008-04-21 · 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{NV76DIBXIDLVHCPFVUI6GFA7S2}

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	2026-07-04T17:10:27.077113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d7fe1a03740d75389e5ad11e3141f96bad440dfdea99d4588ed77f648efb5c5

Aliases

arxiv: 0804.3398 · arxiv_version: 0804.3398v1 · doi: 10.48550/arxiv.0804.3398 · pith_short_12: NV76DIBXIDLV · pith_short_16: NV76DIBXIDLVHCPF · pith_short_8: NV76DIBX

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/NV76DIBXIDLVHCPFVUI6GFA7S2 \
  | 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: 6d7fe1a03740d75389e5ad11e3141f96bad440dfdea99d4588ed77f648efb5c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c383c54e613a65095fa83275b22df6e06a9f295d469e695cc96d65f9fd142cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-04-21T20:04:35Z",
    "title_canon_sha256": "7d9b272a7b3ee7c61f4df4866d546a177e7b1c33c7d590405c6caf8daad92ac6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.3398",
    "kind": "arxiv",
    "version": 1
  }
}