Pith Number

pith:X5DNYHAW

pith:2012:X5DNYHAWAAOFJA6ZIJOMS7RENZ

not attested not anchored not stored refs pending

Detection of accretion X-rays from QS Vir: cataclysmic or a lot of hot air?

Danny Steeghs, Jeremy J. Drake, Marco Matranga, Vinay Kashyap

arxiv:1201.2682 v1 · 2012-01-12 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X5DNYHAWAAOFJA6ZIJOMS7RENZ}

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	2026-05-18T01:58:51.861305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf46dc1c16001c5483d9425cc97e246e4f343e480d951eded9232248098b98ac

Aliases

arxiv: 1201.2682 · arxiv_version: 1201.2682v1 · doi: 10.48550/arxiv.1201.2682 · pith_short_12: X5DNYHAWAAOF · pith_short_16: X5DNYHAWAAOFJA6Z · pith_short_8: X5DNYHAW

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/X5DNYHAWAAOFJA6ZIJOMS7RENZ \
  | 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: bf46dc1c16001c5483d9425cc97e246e4f343e480d951eded9232248098b98ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74ef49309b1b0a6ce6e0e10ef5cdb05e837cccc9975a9531b58091212fedb239",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-01-12T21:00:40Z",
    "title_canon_sha256": "8d737fe2097d2ce3d247d4885dac92f5de465d1e25a9eb2b31943e0fd347bd7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2682",
    "kind": "arxiv",
    "version": 1
  }
}