Pith Number

pith:4Q5OMQ4K

pith:2007:4Q5OMQ4K355KA47O6UPOBZZOVR

not attested not anchored not stored refs pending

Limits on Mass and Radius for the ms-Period X-ray Pulsar SAX J1808.4-3658

Coire Cadeau, Denis A. Leahy, Sharon M. Morsink

arxiv:astro-ph/0703287 v2 · 2007-03-12 · 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{4Q5OMQ4K355KA47O6UPOBZZOVR}

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.

Cited by

1 paper in Pith

Pulse profile modelling of the 2024 outburst of the accreting millisecond pulsar SRGA J144459.2-604207

Receipt and verification

First computed	2026-05-18T04:36:20.261458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e43ae6438adf7aa073eef51ee0e72eac61c91e78ddc25a062fea696955ef3d66

Aliases

arxiv: astro-ph/0703287 · arxiv_version: astro-ph/0703287v2 · doi: 10.48550/arxiv.astro-ph/0703287 · pith_short_12: 4Q5OMQ4K355K · pith_short_16: 4Q5OMQ4K355KA47O · pith_short_8: 4Q5OMQ4K

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/4Q5OMQ4K355KA47O6UPOBZZOVR \
  | 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: e43ae6438adf7aa073eef51ee0e72eac61c91e78ddc25a062fea696955ef3d66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "213d968ab562192f32b9a5b52ab104a70a362ee8b52375a10dcfea0bbc7c1403",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-12T22:20:43Z",
    "title_canon_sha256": "7cd6b9bc2e7283c4285f0999fabda98145868ef202b6b4aefc0ea36fc08047fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703287",
    "kind": "arxiv",
    "version": 2
  }
}