Pith Number

pith:5EGTKPRR

pith:2013:5EGTKPRRYRSLYIDNR3UEZNDSDN

not attested not anchored not stored refs pending

A Metal-Rich Low-Gravity Companion to a Massive Millisecond Pulsar

(2) IUCAA, 3), (3) Caltech, (4) University of Toronto, (5) University of Kiel, (6) University of Texas-San Antonio), David L. Kaplan (1), Detlev Koester (5), Kevin Stovall (6) ((1) University of Wisconsin-Milwaukee, Marten H. van Kerkwijk (4), Shri R. Kulkarni (3), Varun B. Bhalerao (2

arxiv:1302.2492 v1 · 2013-02-11 · astro-ph.SR · astro-ph.GA · 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{5EGTKPRRYRSLYIDNR3UEZNDSDN}

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	2026-05-18T01:51:42.787800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e90d353e31c464bc206d8ee84cb4721b49edfd4c1dcfd0bd87fcd78a302c355a

Aliases

arxiv: 1302.2492 · arxiv_version: 1302.2492v1 · doi: 10.48550/arxiv.1302.2492 · pith_short_12: 5EGTKPRRYRSL · pith_short_16: 5EGTKPRRYRSLYIDN · pith_short_8: 5EGTKPRR

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/5EGTKPRRYRSLYIDNR3UEZNDSDN \
  | 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: e90d353e31c464bc206d8ee84cb4721b49edfd4c1dcfd0bd87fcd78a302c355a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "634b4408142e45189e60aeef75efb68b08ac8e4903fff9bf9fc619f6c3837616",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-02-11T14:59:31Z",
    "title_canon_sha256": "cefb8007b24f95db15e1843008199e3693467e59812b990af0e505ea1a239798"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2492",
    "kind": "arxiv",
    "version": 1
  }
}