Pith Number

pith:NFHOCXBW

pith:2022:NFHOCXBWIJT32MPFY2AIDF3ZKH

not attested not anchored not stored refs pending

Likely optical counterpart of the cool middle-aged pulsar J1957+5033

A. Cabrera-Lavers, A. V. Karpova, A. Yu. Kirichenko, A. Yu. Potekhin, D. A. Zyuzin, S. Geier, S. V. Zharikov, V. F. Suleimanov, Yu. A. Shibanov

arxiv:2205.13606 v1 · 2022-05-26 · 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{NFHOCXBWIJT32MPFY2AIDF3ZKH}

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	2026-07-05T04:30:09.141268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

694ee15c364267bd31e5c68081977951ee1623f1fb9ba538e7f71fc7c6e9ebcd

Aliases

arxiv: 2205.13606 · arxiv_version: 2205.13606v1 · doi: 10.48550/arxiv.2205.13606 · pith_short_12: NFHOCXBWIJT3 · pith_short_16: NFHOCXBWIJT32MPF · pith_short_8: NFHOCXBW

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/NFHOCXBWIJT32MPFY2AIDF3ZKH \
  | 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: 694ee15c364267bd31e5c68081977951ee1623f1fb9ba538e7f71fc7c6e9ebcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac884f51d6b0aca10ebccd5c6a7cf00209c0e69e8735c47efe20403df54e36d6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-05-26T20:23:48Z",
    "title_canon_sha256": "d038cca36ab92ae2f73ca738e1ffa904532f6bc59c0095392ff6071dade17633"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.13606",
    "kind": "arxiv",
    "version": 1
  }
}