Pith Number

pith:WI7CWRYY

pith:2019:WI7CWRYYWRZIXO63JRIZU2TI66

not attested not anchored not stored refs pending

Targeted search for young radio pulsars in the SMC: Discovery of two new pulsars

B. W. Stappers, D. A. H. Buckley, M. Caleb, M. D. Filipovic, N. Titus, V. A. McBride, V. Morello, W. C. G. Ho

arxiv:1906.04592 v1 · 2019-06-10 · astro-ph.HE · astro-ph.GA · 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{WI7CWRYYWRZIXO63JRIZU2TI66}

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	2026-05-17T23:43:38.828594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b23e2b4718b4728bbbdb4c519a6a68f7b4a328318fad0538f580feeb1897429d

Aliases

arxiv: 1906.04592 · arxiv_version: 1906.04592v1 · doi: 10.48550/arxiv.1906.04592 · pith_short_12: WI7CWRYYWRZI · pith_short_16: WI7CWRYYWRZIXO63 · pith_short_8: WI7CWRYY

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/WI7CWRYYWRZIXO63JRIZU2TI66 \
  | 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: b23e2b4718b4728bbbdb4c519a6a68f7b4a328318fad0538f580feeb1897429d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90d7575078bdcab6409acdc7df0c364bcf5a97f4d974f5ddfbc330743eaa6014",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-06-10T09:15:16Z",
    "title_canon_sha256": "fc4b5d63d16b234643be269a562908f13c964fd7003dea8c459d25cda626eaaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04592",
    "kind": "arxiv",
    "version": 1
  }
}