Pith Number

pith:RFBUA6S6

pith:1997:RFBUA6S6U5ZHRPNUKVBWSLIDWP

not attested not anchored not stored refs pending

High-Speed Optical Spectroscopy of a Cataclysmic Variable Wind: BZ Camelopardalis

F. A. Ringwald (Penn State), T. Naylor (Keele)

arxiv:astro-ph/9710021 v1 · 1997-10-02 · 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{RFBUA6S6U5ZHRPNUKVBWSLIDWP}

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	2026-05-18T01:40:16.680410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8943407a5ea77278bdb45543692d03b3cfd78a771f60f19976a970345ba303b5

Aliases

arxiv: astro-ph/9710021 · arxiv_version: astro-ph/9710021v1 · doi: 10.48550/arxiv.astro-ph/9710021 · pith_short_12: RFBUA6S6U5ZH · pith_short_16: RFBUA6S6U5ZHRPNU · pith_short_8: RFBUA6S6

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/RFBUA6S6U5ZHRPNUKVBWSLIDWP \
  | 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: 8943407a5ea77278bdb45543692d03b3cfd78a771f60f19976a970345ba303b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03c546a4666b48be64a4672d52bc48fafe48e1cc0e4f4e354546f540259c2682",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-10-02T05:16:34Z",
    "title_canon_sha256": "a34547fa3a5c39c433b530eb34b79975e0758568a1d43437aff9460a792b9f2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9710021",
    "kind": "arxiv",
    "version": 1
  }
}