Pith Number

pith:X63ASWOO

pith:2009:X63ASWOO3GUPBSTVDKYE3G52OR

not attested not anchored not stored refs pending

Implicit Mass-Matrix Penalization of Hamiltonian dynamics with application to exact sampling of stiff systems

Mathias Rousset, Petr Plechac

arxiv:0905.4737 v1 · 2009-05-28 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X63ASWOO3GUPBSTVDKYE3G52OR}

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	2026-06-03T23:06:26.578560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfb60959ced9a8f0ca751ab04d9bba744af78184e6f4cac0a3df73efd1f1fbc4

Aliases

arxiv: 0905.4737 · arxiv_version: 0905.4737v1 · doi: 10.48550/arxiv.0905.4737 · pith_short_12: X63ASWOO3GUP · pith_short_16: X63ASWOO3GUPBSTV · pith_short_8: X63ASWOO

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/X63ASWOO3GUPBSTVDKYE3G52OR \
  | 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: bfb60959ced9a8f0ca751ab04d9bba744af78184e6f4cac0a3df73efd1f1fbc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f47d364cf3bebce56475031b76f03b7b89366ddcdb08adabcc18baa72d578a8a",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2009-05-28T20:21:16Z",
    "title_canon_sha256": "17aadc02da5a72eb53d10491bfd8f820f351c4d976bb3f001b9714e1299c3d41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.4737",
    "kind": "arxiv",
    "version": 1
  }
}