Pith Number

pith:NDWKSWIH

pith:2005:NDWKSWIHKCJMAKI4XYCWW5XKFJ

not attested not anchored not stored refs pending

Magnetars origin and progenitors with enhanced rotation

M.E. Prokhorov (1) (1-Sternberg Astronomical Institute), S.B. Popov (1)

arxiv:astro-ph/0505406 v2 · 2005-05-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDWKSWIHKCJMAKI4XYCWW5XKFJ}

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	2026-05-18T01:40:34.052650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68eca959075092c0291cbe056b76ea2a645682b0ba63ef1b86a7e1e4fdb0a9f2

Aliases

arxiv: astro-ph/0505406 · arxiv_version: astro-ph/0505406v2 · doi: 10.48550/arxiv.astro-ph/0505406 · pith_short_12: NDWKSWIHKCJM · pith_short_16: NDWKSWIHKCJMAKI4 · pith_short_8: NDWKSWIH

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/NDWKSWIHKCJMAKI4XYCWW5XKFJ \
  | 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: 68eca959075092c0291cbe056b76ea2a645682b0ba63ef1b86a7e1e4fdb0a9f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0bcdba44b75673890aadd928fb891dde9acf72a16de150825299eb8de8d30bf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-05-19T13:33:03Z",
    "title_canon_sha256": "1be9e35d930bb1a0c8c3491246c138142798d22103df4c96a852f0e2efb54e02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0505406",
    "kind": "arxiv",
    "version": 2
  }
}