Pith Number

pith:6E7AVJPN

pith:2003:6E7AVJPNSJXBTRVBKMHVJQYPGJ

not attested not anchored not stored refs pending

Planets orbiting Quark Nova compact remnants

(2) Dept. of Physics, Astronomy, Canada), Copenhagen, Denmark, P. Ker\"anen (1), R. Ouyed (2) ((1) NORDITA, University of Calgary

arxiv:astro-ph/0301574 v1 · 2003-01-29 · 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{6E7AVJPNSJXBTRVBKMHVJQYPGJ}

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	2026-05-18T04:21:42.058391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f13e0aa5ed926e19c6a1530f54c30f3264f02cb9ff1caa9a8fcf6eca212c5c93

Aliases

arxiv: astro-ph/0301574 · arxiv_version: astro-ph/0301574v1 · doi: 10.48550/arxiv.astro-ph/0301574 · pith_short_12: 6E7AVJPNSJXB · pith_short_16: 6E7AVJPNSJXBTRVB · pith_short_8: 6E7AVJPN

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/6E7AVJPNSJXBTRVBKMHVJQYPGJ \
  | 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: f13e0aa5ed926e19c6a1530f54c30f3264f02cb9ff1caa9a8fcf6eca212c5c93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3caced7d8c9dfb9016fadcc21b6d6e148fb65ac65873b63295d4bf7c56aab422",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-01-29T13:45:34Z",
    "title_canon_sha256": "74445db7dc34b1634ceca03b4bc541a60099f65ff1b58c7d63f4afcb61a8d6d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0301574",
    "kind": "arxiv",
    "version": 1
  }
}