Pith Number

pith:QJ6XLIZH

pith:2007:QJ6XLIZHOTW4BQLXFPLPLPSR3N

not attested not anchored not stored refs pending

Identification of NeVIII lines in H-deficient (pre-) white dwarfs: a new tool to constrain the temperature of the hottest stars

J.W. Kruk, K. Werner, T. Rauch

arxiv:0709.0097 v1 · 2007-09-02 · 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{QJ6XLIZHOTW4BQLXFPLPLPSR3N}

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.

Cited by

1 paper in Pith

Studying hot evolved stars with ultraviolet spectroscopy

Receipt and verification

First computed	2026-07-04T17:05:25.492165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

827d75a32774edc0c1772bd6f5be51db6d14554ca16d4d800265cbcf3d153737

Aliases

arxiv: 0709.0097 · arxiv_version: 0709.0097v1 · doi: 10.48550/arxiv.0709.0097 · pith_short_12: QJ6XLIZHOTW4 · pith_short_16: QJ6XLIZHOTW4BQLX · pith_short_8: QJ6XLIZH

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/QJ6XLIZHOTW4BQLXFPLPLPSR3N \
  | 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: 827d75a32774edc0c1772bd6f5be51db6d14554ca16d4d800265cbcf3d153737

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d76f8827dff5115c8e038ad8b1889840d56804ec122c2635cca17b75b0db08c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-02T09:49:58Z",
    "title_canon_sha256": "0814ff7f40417044030a960da6d78b7e0feae6c8f9170dfbbfa974c9ac080dfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.0097",
    "kind": "arxiv",
    "version": 1
  }
}