Pith Number

pith:WBYBDC4M

pith:2011:WBYBDC4MCZGTCPVCFC3SYLWN5D

not attested not anchored not stored refs pending

Placing limits on the stochastic gravitational-wave background using European Pulsar Timing Array data

A. Corongiu, A.G. Lyne, A. Jessner, A. Possenti, G. Desvignes, G.H. Janssen, G. Theureau, I. Cognard, J.P.W. Verbiest, J.W.T. Hessels, K. Lazaridis, M.B. Purver, M. Burgay, M. Kramer B.W. Stappers, N. d'Amico, R.D. Ferdman, R. Smits, R. van Haasteren, Y. Levin

arxiv:1103.0576 v1 · 2011-03-02 · astro-ph.CO · astro-ph.IM · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WBYBDC4MCZGTCPVCFC3SYLWN5D}

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	2026-05-18T02:03:00.694926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b070118b8c164d313ea228b72c2ecde8f1bce41cc7915789d54b6e0ad34881b0

Aliases

arxiv: 1103.0576 · arxiv_version: 1103.0576v1 · doi: 10.48550/arxiv.1103.0576 · pith_short_12: WBYBDC4MCZGT · pith_short_16: WBYBDC4MCZGTCPVC · pith_short_8: WBYBDC4M

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/WBYBDC4MCZGTCPVCFC3SYLWN5D \
  | 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: b070118b8c164d313ea228b72c2ecde8f1bce41cc7915789d54b6e0ad34881b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ea9aec6561b140d477c59ed747260183a856c9de5fe5427b3febd8f7978f4d9",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-02T23:15:19Z",
    "title_canon_sha256": "57a5a1d277dd8298578c9013fc97cbf0f6c8d28f52ae6d8731bb2b8b4cebd92b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0576",
    "kind": "arxiv",
    "version": 1
  }
}