Pith Number

pith:P66SQWFQ

pith:2010:P66SQWFQRCDT3MDTMPPXLTSVYE

not attested not anchored not stored refs pending

Massive Black Hole Binary Systems in Hierarchical Scenario of Structure Formation

Eduardo S. Pereira, Oswaldo D. Miranda

arxiv:1008.0399 v3 · 2010-08-02 · astro-ph.CO · 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{P66SQWFQRCDT3MDTMPPXLTSVYE}

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	2026-05-18T04:40:57.051374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fbd2858b088873db07363df75ce55c11467ceef2e2d94da3d5c7e595ef52b6b

Aliases

arxiv: 1008.0399 · arxiv_version: 1008.0399v3 · doi: 10.48550/arxiv.1008.0399 · pith_short_12: P66SQWFQRCDT · pith_short_16: P66SQWFQRCDT3MDT · pith_short_8: P66SQWFQ

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/P66SQWFQRCDT3MDTMPPXLTSVYE \
  | 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: 7fbd2858b088873db07363df75ce55c11467ceef2e2d94da3d5c7e595ef52b6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f26350e964bfa9690d9b1c4f02f0ec46f1167fe4485600ab0cffe36eda61f097",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-08-02T20:10:52Z",
    "title_canon_sha256": "dcc1bad2775a152c358aa1d5813919430961fb1d2ee31754c9a58d4818858915"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0399",
    "kind": "arxiv",
    "version": 3
  }
}