Pith Number

pith:Y4MKLFB5

pith:2017:Y4MKLFB5QZPP6CCRYX5663X2U2

not attested not anchored not stored refs pending

A multi-wavelength study of nearby millisecond pulsar PSR J1400$-$1431: improved astrometry & an optical detection of its cool white dwarf companion

Alan Vasquez Soto, Alina Istrate, Brad N. Barlow, Bryan Penprase, David L. Kaplan, Duncan R. Lorimer, Eric C. Bellm, Joseph K. Swiggum, Kevin Stovall, Maura A. McLaughlin, Paddy Clancy, Paul S. Ray, Peter Gentile, Rachel Rosen, Ryan J. Hegedus, Ryan Lynch, Slavko Bogdanov, Sue Ann Heatherly, Vladislav I. Kondratiev

arxiv:1708.09386 v1 · 2017-08-30 · 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{Y4MKLFB5QZPP6CCRYX5663X2U2}

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	2026-05-18T00:33:48.427477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c718a5943d865eff0851c5fbef6efaa6982ad4a8378cb15af60415cc92219d06

Aliases

arxiv: 1708.09386 · arxiv_version: 1708.09386v1 · doi: 10.48550/arxiv.1708.09386 · pith_short_12: Y4MKLFB5QZPP · pith_short_16: Y4MKLFB5QZPP6CCR · pith_short_8: Y4MKLFB5

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/Y4MKLFB5QZPP6CCRYX5663X2U2 \
  | 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: c718a5943d865eff0851c5fbef6efaa6982ad4a8378cb15af60415cc92219d06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bdbb9563923a40f6507ca97b7f109c62c995b9e2ea7ff09746351ac80cdf44c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-08-30T18:00:00Z",
    "title_canon_sha256": "e8c24aeab0abf1796a30d7687fb271b5967b6794d4a53689e3e4e7e396a74ebd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09386",
    "kind": "arxiv",
    "version": 1
  }
}