Pith Number

pith:3GDKRFR4

pith:2025:3GDKRFR4HZ5V2RTTKP7SYBIRR7

not attested not anchored not stored refs pending

Low-Rank Solvers for Energy-Conserving Hamiltonian Boundary Value Methods

Fabio Durastante, Mariarosa Mazza

arxiv:2511.21597 v2 · 2025-11-26 · 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{3GDKRFR4HZ5V2RTTKP7SYBIRR7}

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	2026-05-20T00:01:37.147413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d986a8963c3e7b5d467353ff2c05118fda6b951b484806e113016bd4741ba39f

Aliases

arxiv: 2511.21597 · arxiv_version: 2511.21597v2 · doi: 10.48550/arxiv.2511.21597 · pith_short_12: 3GDKRFR4HZ5V · pith_short_16: 3GDKRFR4HZ5V2RTT · pith_short_8: 3GDKRFR4

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/3GDKRFR4HZ5V2RTTKP7SYBIRR7 \
  | 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: d986a8963c3e7b5d467353ff2c05118fda6b951b484806e113016bd4741ba39f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cabe8b0e4f68b1aa1396343d4e3dd50301a5e54d9d3202e7ea072f88a1d993dd",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-11-26T17:13:49Z",
    "title_canon_sha256": "ad29b04b29945a6210c38f99b465b1fca0724bc4cbc81838be58bec4c15a65c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.21597",
    "kind": "arxiv",
    "version": 2
  }
}