Pith Number

pith:JNZK7NZD

pith:2011:JNZK7NZDQD7CXHKD5ZIKW2VJJB

not attested not anchored not stored refs pending

Systematic Uncertainties in the Spectroscopic Measurements of Neutron-Star Masses and Radii from Thermonuclear X-ray Bursts. II. Eddington Limit

Dimitrios Psaltis, Feryal Ozel, Tolga Guver

arxiv:1104.2602 v2 · 2011-04-13 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JNZK7NZDQD7CXHKD5ZIKW2VJJB}

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

2 papers in Pith

Tracing the outburst decay of soft X-ray transients Aql X-1 and 4U 1608-52 with XSPECT

The compact neutron star in 4U 1746-37 revisited: Reassessing the mass and radius

Receipt and verification

First computed	2026-05-18T04:01:51.101153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b72afb72380fe2b9d43ee50ab6aa9487c8b6c23cbabce8c959e07a5d530ab8a

Aliases

arxiv: 1104.2602 · arxiv_version: 1104.2602v2 · doi: 10.48550/arxiv.1104.2602 · pith_short_12: JNZK7NZDQD7C · pith_short_16: JNZK7NZDQD7CXHKD · pith_short_8: JNZK7NZD

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/JNZK7NZDQD7CXHKD5ZIKW2VJJB \
  | 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: 4b72afb72380fe2b9d43ee50ab6aa9487c8b6c23cbabce8c959e07a5d530ab8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39cabe10e4b1bf6791449feca500e059d51693bce2eafebb0dbbb83df1e15ec2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-04-13T20:00:59Z",
    "title_canon_sha256": "71f9e37f04c3fc43017307fd7a3aac9068a67f43178efd75cfb29071a185a410"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2602",
    "kind": "arxiv",
    "version": 2
  }
}