Pith Number

pith:XEDYG3NN

pith:2008:XEDYG3NN6FLET76F4OT53P5XD3

not attested not anchored not stored refs pending

Merger of Massive Black Holes using N-Body Simulations with Post-Newtonian Corrections

David Merritt, Ingo Berentzen, Miguel Preto, Peter Berczik, Rainer Spurzem

arxiv:0811.3501 v1 · 2008-11-21 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XEDYG3NN6FLET76F4OT53P5XD3}

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	2026-05-18T04:18:13.278670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b907836dadf15649ffc5e3a7ddbfb71ec1a1acd55c4fae63dea1baa899315cf4

Aliases

arxiv: 0811.3501 · arxiv_version: 0811.3501v1 · doi: 10.48550/arxiv.0811.3501 · pith_short_12: XEDYG3NN6FLE · pith_short_16: XEDYG3NN6FLET76F · pith_short_8: XEDYG3NN

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/XEDYG3NN6FLET76F4OT53P5XD3 \
  | 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: b907836dadf15649ffc5e3a7ddbfb71ec1a1acd55c4fae63dea1baa899315cf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2752ae97d39e3752d3bbc335e229da2a6c10025ce991e7f6e9a2adcaa4f1ab05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-21T10:39:31Z",
    "title_canon_sha256": "8dd0e4372a9e764924d7e491d97f2b259e064f7348936f8fbffe18695d51f019"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.3501",
    "kind": "arxiv",
    "version": 1
  }
}