Pith Number

pith:7QF5K4PH

pith:2021:7QF5K4PHOKFE7CVZVGUFMCYXZ6

not attested not anchored not stored refs pending

Noise analysis in the European Pulsar Timing Array data release 2 and its implications on the gravitational-wave background search

A. Berthereau, A. Chalumeau, A. G. Lyne, A. Parthasarathy, A. Petiteau, A. Possenti, A. Samajdar, A.-S. Bak Nielsen, A. Sesana, A. Vecchio, B. B. P. Perera, B. W. Stappers, C. G. Bassa, C. Tiburzi, D. J. Champion, D. Perrodin, E. Graikou, E. van der Wateren, G. Desvignes, G. H. Janssen, G. Shaifullah, G. Theureau, H. Hu, H. Xu, I. Cognard, J. Antoniadis, J. Jang, J. P. W. Verbiest, J. R. Gair, J. Wang, J. W. McKee, K. J. Lee, K. Liu, L. Guillemot, L. Speri, L. Wang, M. B. Mickaliger, M. Burgay, M. Falxa, M. J. Keith, M. Kramer, N. K. Porayko, P. C. C. Freire, R. A. Main, R. D. Ferdman, R. Karuppusamy, R. N. Caballero, S. A. Sanidas, S. Babak, S. Chen, X. J. Liu, Y. J. Guo

arxiv:2111.05186 v1 · 2021-11-09 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7QF5K4PHOKFE7CVZVGUFMCYXZ6}

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	2026-07-05T03:42:53.936192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc0bd571e7728a4f8ab9a9a8560b17cfacf186e73f8846573c931bc679da5bdc

Aliases

arxiv: 2111.05186 · arxiv_version: 2111.05186v1 · doi: 10.48550/arxiv.2111.05186 · pith_short_12: 7QF5K4PHOKFE · pith_short_16: 7QF5K4PHOKFE7CVZ · pith_short_8: 7QF5K4PH

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/7QF5K4PHOKFE7CVZVGUFMCYXZ6 \
  | 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: fc0bd571e7728a4f8ab9a9a8560b17cfacf186e73f8846573c931bc679da5bdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f215b81e2a0d24ec84d64b9bfe3eef92bb8575c450e12f4aa2fd2f435d2c910",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-11-09T14:55:37Z",
    "title_canon_sha256": "6dc04d46406962b7d419270dcc9d1b0232bd3b62411f70eff334babfc6b8b55c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.05186",
    "kind": "arxiv",
    "version": 1
  }
}