Pith Number

pith:XZYD7DEH

pith:2015:XZYD7DEHN3D65EW4QKW7LNCOSB

not attested not anchored not stored refs pending

NBODY6++GPU: Ready for the gravitational million-body problem

Keigo Nitadori, Long Wang, M.B.N. Kouwenhoven, Peter Berczik, Rainer Spurzem, Sverre Aarseth, Thorsten Naab

arxiv:1504.03687 v2 · 2015-04-14 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XZYD7DEHN3D65EW4QKW7LNCOSB}

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.

Cited by

1 paper in Pith

Astrophysics with the Laser Interferometer Space Antenna

Receipt and verification

First computed	2026-05-18T01:32:29.786865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be703f8c876ec7ee92dc82adf5b44e9066887b583c197c1318806135180fe78e

Aliases

arxiv: 1504.03687 · arxiv_version: 1504.03687v2 · doi: 10.48550/arxiv.1504.03687 · pith_short_12: XZYD7DEHN3D6 · pith_short_16: XZYD7DEHN3D65EW4 · pith_short_8: XZYD7DEH

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/XZYD7DEHN3D65EW4QKW7LNCOSB \
  | 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: be703f8c876ec7ee92dc82adf5b44e9066887b583c197c1318806135180fe78e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a542afa1d88d57aa4591ffda69d5b2b5d8344379b6b02617da05804c721a7b61",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-04-14T20:00:54Z",
    "title_canon_sha256": "5cd0a96937a9b77d5d565582ae4ac00d139cb1026fde2bb3d00ef15680a8bf6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03687",
    "kind": "arxiv",
    "version": 2
  }
}