Pith Number

pith:LE42FL46

pith:2009:LE42FL464BS5W5JL6CC3NY7ZIF

not attested not anchored not stored refs pending

Precessing supermassive black hole binaries and dark energy measurements with LISA

Adamantios Stavridis, Clifford M. Will, K. G. Arun

arxiv:0907.4686 v2 · 2009-07-27 · gr-qc · 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{LE42FL464BS5W5JL6CC3NY7ZIF}

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	2026-07-04T17:24:01.955336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5939a2af9ee065db752bf085b6e3f9416f818e0b020303289390bd20b6151d8e

Aliases

arxiv: 0907.4686 · arxiv_version: 0907.4686v2 · doi: 10.48550/arxiv.0907.4686 · pith_short_12: LE42FL464BS5 · pith_short_16: LE42FL464BS5W5JL · pith_short_8: LE42FL46

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/LE42FL464BS5W5JL6CC3NY7ZIF \
  | 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: 5939a2af9ee065db752bf085b6e3f9416f818e0b020303289390bd20b6151d8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a3f5cc8d1244e30d664cc87042648af04309371a77c6e5b5d71cbd7f8a63905",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-07-27T16:23:26Z",
    "title_canon_sha256": "7d5b891a0f3c2d112074ea83a7b2a5d451a392a5cd1e811381d2d180e1c1c40a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4686",
    "kind": "arxiv",
    "version": 2
  }
}