Pith Number

pith:5BH4WKED

pith:2001:5BH4WKED4FIIF3TIG6UD2LMI6P

not attested not anchored not stored refs pending

On the problem of initial conditions in cosmological N-body simulations

Francesco Sylos Labini, Thierry Baertschiger

arxiv:astro-ph/0109199 v2 · 2001-09-13 · astro-ph · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BH4WKED4FIIF3TIG6UD2LMI6P}

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	2026-05-18T04:33:51.110967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e84fcb2883e15082ee6837a83d2d88f3e8d080c4f34c802c52c0ea973be69949

Aliases

arxiv: astro-ph/0109199 · arxiv_version: astro-ph/0109199v2 · doi: 10.48550/arxiv.astro-ph/0109199 · pith_short_12: 5BH4WKED4FII · pith_short_16: 5BH4WKED4FIIF3TI · pith_short_8: 5BH4WKED

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/5BH4WKED4FIIF3TIG6UD2LMI6P \
  | 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: e84fcb2883e15082ee6837a83d2d88f3e8d080c4f34c802c52c0ea973be69949

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8489f5572f01f41b37ee4d25661e9c006cd737c4e5516053e2acc53d329dd1a7",
    "cross_cats_sorted": [
      "cond-mat"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-09-13T10:05:31Z",
    "title_canon_sha256": "2634621c54d50c18a7300e334fb0528a54c33950fad8857b6634b02df640e890"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0109199",
    "kind": "arxiv",
    "version": 2
  }
}