Pith Number

pith:FJWVRJ4H

pith:2025:FJWVRJ4H7MA2DVKTLJNA7AFGLF

not attested not anchored not stored refs pending

Slow and steady: long-term evolution of the 76-second pulsar J0901$-$4046

B.W. Stappers, F. Jankowski, I. Pastor-Marazuela, J.Roy, J. Tian, K. Rajwade, L.N. Driessen, M. Caleb, M.C. Bezuidenhout, M. Kramer, M. Surnis, N.D.R. Bhat, V. Morello

arxiv:2505.04430 v1 · 2025-05-07 · 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{FJWVRJ4H7MA2DVKTLJNA7AFGLF}

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	2026-07-05T10:59:51.673558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a6d58a787fb01a1d5535a5a0f80a6597392db5886e812dee4970c98d8adf41c

Aliases

arxiv: 2505.04430 · arxiv_version: 2505.04430v1 · doi: 10.48550/arxiv.2505.04430 · pith_short_12: FJWVRJ4H7MA2 · pith_short_16: FJWVRJ4H7MA2DVKT · pith_short_8: FJWVRJ4H

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/FJWVRJ4H7MA2DVKTLJNA7AFGLF \
  | 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: 2a6d58a787fb01a1d5535a5a0f80a6597392db5886e812dee4970c98d8adf41c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a83ab9064916d163ce38935047ea8ff7d2e9adea2c6e27794cf53eb9d7d6d657",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-05-07T13:58:38Z",
    "title_canon_sha256": "2349544b51aba54a7c0c2cd3c397e6a0cca06d6cb57d8f3cee2417daf702f695"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.04430",
    "kind": "arxiv",
    "version": 1
  }
}