Pith Number

pith:ATS5WFC6

pith:2011:ATS5WFC6ZGVJ5T3QJSV3VHDP2P

not attested not anchored not stored refs pending

Narrow absorption features in the co-added XMM-Newton RGS spectra of isolated Neutron Stars

Cor P. de Vries, Frank Haberl, Jacco Vink, Markus M. Hohle, Ralph Neuh\"auser

arxiv:1109.2506 v1 · 2011-09-12 · astro-ph.SR · 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{ATS5WFC6ZGVJ5T3QJSV3VHDP2P}

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	2026-05-18T02:00:34.337050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04e5db145ec9aa9ecf704cabba9c6fd3fb3aa4a0986626b0cce61fd58673bfdd

Aliases

arxiv: 1109.2506 · arxiv_version: 1109.2506v1 · doi: 10.48550/arxiv.1109.2506 · pith_short_12: ATS5WFC6ZGVJ · pith_short_16: ATS5WFC6ZGVJ5T3Q · pith_short_8: ATS5WFC6

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/ATS5WFC6ZGVJ5T3QJSV3VHDP2P \
  | 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: 04e5db145ec9aa9ecf704cabba9c6fd3fb3aa4a0986626b0cce61fd58673bfdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecdd1310f659645eda60987bab0f1e1312fa3e51f34aead4a58465f516a16911",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-12T15:35:26Z",
    "title_canon_sha256": "a4a222d01d8c581fb08a084154623492207e4c93279baf676253507a13d9318f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2506",
    "kind": "arxiv",
    "version": 1
  }
}