Pith Number

pith:QTZ7H4YF

pith:2008:QTZ7H4YFTGIJYR2XV5EYTM5FY7

not attested not anchored not stored refs pending

What Makes an Accretion-Powered Millisecond Pulsar?

Feryal Ozel (University of Arizona)

arxiv:0809.0509 v1 · 2008-09-02 · 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{QTZ7H4YFTGIJYR2XV5EYTM5FY7}

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	2026-05-18T04:29:32.905865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84f3f3f30599909c4757af4989b3a5c7c4922c96e5dd32fe68d7f42f885caa13

Aliases

arxiv: 0809.0509 · arxiv_version: 0809.0509v1 · doi: 10.48550/arxiv.0809.0509 · pith_short_12: QTZ7H4YFTGIJ · pith_short_16: QTZ7H4YFTGIJYR2X · pith_short_8: QTZ7H4YF

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/QTZ7H4YFTGIJYR2XV5EYTM5FY7 \
  | 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: 84f3f3f30599909c4757af4989b3a5c7c4922c96e5dd32fe68d7f42f885caa13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0014df8119fb2ac45bcbcdc94293b1a3eb12f33ca5c60a909837f97b1651cb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-02T20:03:05Z",
    "title_canon_sha256": "c7c7470ca80f13a7dd47c7ea505a4040e41c9e5852273577358d299b34cee311"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.0509",
    "kind": "arxiv",
    "version": 1
  }
}