Pith Number

pith:O2YPRWPW

pith:2011:O2YPRWPWLPSUEKEP7XB3EO3RPN

not attested not anchored not stored refs pending

Implications of high-precision spectra of thermonuclear X-ray bursts for determining neutron star masses and radii

Frederick K. Lamb, Ka Ho Lo, M. Coleman Miller, Stratos Boutloukos

arxiv:1105.2030 v2 · 2011-05-10 · 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{O2YPRWPWLPSUEKEP7XB3EO3RPN}

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	2026-05-18T04:19:21.526917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76b0f8d9f65be542288ffdc3b23b717b65cf2d4590f81810da7a4c59f8dfd90e

Aliases

arxiv: 1105.2030 · arxiv_version: 1105.2030v2 · doi: 10.48550/arxiv.1105.2030 · pith_short_12: O2YPRWPWLPSU · pith_short_16: O2YPRWPWLPSUEKEP · pith_short_8: O2YPRWPW

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/O2YPRWPWLPSUEKEP7XB3EO3RPN \
  | 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: 76b0f8d9f65be542288ffdc3b23b717b65cf2d4590f81810da7a4c59f8dfd90e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa7edf60d4551adba9cbfb1ce1771708b7b14e4bf4515becafc9d5e52bbb5631",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-05-10T19:46:39Z",
    "title_canon_sha256": "27716e117d06d4b3fe28340789605d26b217b42421ff5cc9e3680543eec7fbda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2030",
    "kind": "arxiv",
    "version": 2
  }
}