Pith Number

pith:KE2SQQZK

pith:2023:KE2SQQZKO24WDVZN7O6KFZWJYE

not attested not anchored not stored refs pending

Ncorpi$\mathcal{O}$N : A $\mathcal{O}(N)$ software for N-body integration in collisional and fragmenting systems

Alice C. Quillen, J\'er\'emy Couturier, Miki Nakajima

arxiv:2310.20374 v3 · 2023-10-31 · astro-ph.EP · astro-ph.IM · astro-ph.SR · physics.comp-ph · physics.space-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{KE2SQQZKO24WDVZN7O6KFZWJYE}

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	2026-07-05T08:00:37.535325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

513528432a76b961d72dfbbca2e6c9c129e4071c33106921a52f7735b902f642

Aliases

arxiv: 2310.20374 · arxiv_version: 2310.20374v3 · doi: 10.48550/arxiv.2310.20374 · pith_short_12: KE2SQQZKO24W · pith_short_16: KE2SQQZKO24WDVZN · pith_short_8: KE2SQQZK

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/KE2SQQZKO24WDVZN7O6KFZWJYE \
  | 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: 513528432a76b961d72dfbbca2e6c9c129e4071c33106921a52f7735b902f642

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6346dec6beeab8793424a096b8dc4e9a48b52635a79f770c3b2b5e3331b5c0a",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR",
      "physics.comp-ph",
      "physics.space-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-10-31T11:35:12Z",
    "title_canon_sha256": "aa876b7310276fab4509458b1f6672d735b9401458517b4344f4b61b5ed91da1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.20374",
    "kind": "arxiv",
    "version": 3
  }
}