Pith Number

pith:UOUMCZUJ

pith:2019:UOUMCZUJQPDYZ5ECBP2RSWNO2F

not attested not anchored not stored refs pending

An extremely low-mass He white dwarf orbiting the millisecond pulsar J1342+2822B in the globular cluster M3

A. G. Istrate, B. Lanzoni, C. Pallanca, F. R. Ferraro, M. Cadelano, P. C. C. Freire

arxiv:1903.03345 v1 · 2019-03-08 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UOUMCZUJQPDYZ5ECBP2RSWNO2F}

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	2026-05-17T23:48:30.013944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3a8c1668983c78cf4820bf51959aed14e6a90071b708a86e235ae606dfaaf7d

Aliases

arxiv: 1903.03345 · arxiv_version: 1903.03345v1 · doi: 10.48550/arxiv.1903.03345 · pith_short_12: UOUMCZUJQPDY · pith_short_16: UOUMCZUJQPDYZ5EC · pith_short_8: UOUMCZUJ

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/UOUMCZUJQPDYZ5ECBP2RSWNO2F \
  | 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: a3a8c1668983c78cf4820bf51959aed14e6a90071b708a86e235ae606dfaaf7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36dbf4119ef3122d41ae35fa509e862ef987e2887545e67da4b63488b29fb63e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-03-08T10:02:25Z",
    "title_canon_sha256": "d04fb4977a43984c8d7e0d861bf8d34a8b9ffc1c1a828d7570a0ea628de0f0e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03345",
    "kind": "arxiv",
    "version": 1
  }
}