Pith Number

pith:7FZ2YB5F

pith:2011:7FZ2YB5F2IYOPJKHEA5XYWGH3K

not attested not anchored not stored refs pending

Multimessenger astronomy with pulsar timing and X-ray observations of massive black hole binaries

A. Sesana, C. Roedig, M. Dotti, M.T. Reynolds

arxiv:1107.2927 v2 · 2011-07-14 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FZ2YB5F2IYOPJKHEA5XYWGH3K}

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	2026-05-18T02:01:16.725907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f973ac07a5d230e7a547203b7c58c7da98d1477dadfa9f26d98659eea5e0830a

Aliases

arxiv: 1107.2927 · arxiv_version: 1107.2927v2 · doi: 10.48550/arxiv.1107.2927 · pith_short_12: 7FZ2YB5F2IYO · pith_short_16: 7FZ2YB5F2IYOPJKH · pith_short_8: 7FZ2YB5F

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/7FZ2YB5F2IYOPJKHEA5XYWGH3K \
  | 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: f973ac07a5d230e7a547203b7c58c7da98d1477dadfa9f26d98659eea5e0830a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e05baf240b2c6416bd31d6cd3492499f33bcf988dee38df14115557f62fbddf0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-14T20:00:03Z",
    "title_canon_sha256": "51932d01f114dd666e78ca6eef3052a233e64904f139339ab92e2267886cfe93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2927",
    "kind": "arxiv",
    "version": 2
  }
}