Pith Number

pith:6RI56REV

pith:2018:6RI56REVQMGNT5C5HQ4ZHQAMVJ

not attested not anchored not stored refs pending

The radius of the quiescent neutron star in the globular cluster M13

A. W. Shaw, A. W. Steiner, C. O. Heinke, H. N. Cohn, M. Servillat, P. M. Lugger, S. Campana, W. C. G. Ho

arxiv:1803.00029 v1 · 2018-02-28 · 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{6RI56REVQMGNT5C5HQ4ZHQAMVJ}

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	2026-05-18T00:20:34.733388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f451df4495830cd9f45d3c3993c00caa50a551dea775d5cc41ded06ec2369264

Aliases

arxiv: 1803.00029 · arxiv_version: 1803.00029v1 · doi: 10.48550/arxiv.1803.00029 · pith_short_12: 6RI56REVQMGN · pith_short_16: 6RI56REVQMGNT5C5 · pith_short_8: 6RI56REV

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/6RI56REVQMGNT5C5HQ4ZHQAMVJ \
  | 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: f451df4495830cd9f45d3c3993c00caa50a551dea775d5cc41ded06ec2369264

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0dca9e8856a682032883c239d41b97666b83d2a89da1ed1107b2cb037010541",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-02-28T19:05:07Z",
    "title_canon_sha256": "9add7a98ae771d7f22a5eaacf375f02330df796a9fa8104dc040d3d1c314a496"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00029",
    "kind": "arxiv",
    "version": 1
  }
}