Pith Number

pith:WU2N2YQB

pith:2021:WU2N2YQBFGBIQSBX7BBSCW5MOK

not attested not anchored not stored refs pending

A broadband radio study of PSR J0250+5854: the slowest-spinning radio pulsar known

A. Karastergiou, A. Loh, B. Cecconi, B. Peng, B. W. Stappers, C. H. Agar, C. M. Tan, C. M. Zhang, C. Sobey, D. Li, G. Theureau, H. G. Wang, J. K\"unsem\"oller, J.-M. Grie{\ss}meier, J. N. Girard, J. W. T. Hessels, L. Bondonneau, M. J. Keith, P. Weltevrede, P. Zarka, V. I. Kondratiev, W. J. Huang

arxiv:2109.00266 v1 · 2021-09-01 · 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{WU2N2YQBFGBIQSBX7BBSCW5MOK}

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	2026-07-05T03:14:26.541377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b534dd62012982884837f843215bac7297a20276d6d5a6296b1a3a8d76b1e92e

Aliases

arxiv: 2109.00266 · arxiv_version: 2109.00266v1 · doi: 10.48550/arxiv.2109.00266 · pith_short_12: WU2N2YQBFGBI · pith_short_16: WU2N2YQBFGBIQSBX · pith_short_8: WU2N2YQB

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/WU2N2YQBFGBIQSBX7BBSCW5MOK \
  | 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: b534dd62012982884837f843215bac7297a20276d6d5a6296b1a3a8d76b1e92e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21a893db9ba49cee12665900bfb67d7688ea62b313cfcde5f7b4b0fc52433aad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-09-01T09:21:55Z",
    "title_canon_sha256": "0458f38c9d95adaa14ad6b797d1068d9e42e462f76b1f1e000da0851a67fb71c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.00266",
    "kind": "arxiv",
    "version": 1
  }
}