Pith Number

pith:YAUPWL5Q

pith:2008:YAUPWL5QJSHD74DREULP7773CH

not attested not anchored not stored refs pending

The Luminosity and Energy Dependence of Pulse Phase Lags in the Accretion-powered Millisecond Pulsar SAX J1808.4-3658

Anna L. Watts, Deepto Chakrabarty, Jacob M. Hartman

arxiv:0809.3722 v2 · 2008-09-22 · 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{YAUPWL5QJSHD74DREULP7773CH}

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	2026-05-18T04:29:26.592884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c028fb2fb04c8e3ff0712516fffffb11c65aa96e30927cb0e9db82885d6a69b1

Aliases

arxiv: 0809.3722 · arxiv_version: 0809.3722v2 · doi: 10.48550/arxiv.0809.3722 · pith_short_12: YAUPWL5QJSHD · pith_short_16: YAUPWL5QJSHD74DR · pith_short_8: YAUPWL5Q

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/YAUPWL5QJSHD74DREULP7773CH \
  | 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: c028fb2fb04c8e3ff0712516fffffb11c65aa96e30927cb0e9db82885d6a69b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "426cc674650787fe147a5c1870bb7467c283528ccb24cf2b5c8de79bdce93f1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-22T14:48:41Z",
    "title_canon_sha256": "8cc1e8e194cf8f6efea00bd2ca85de14c02f1dfe83d413f7c7a5e4f7b7fe2bbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.3722",
    "kind": "arxiv",
    "version": 2
  }
}