Pith Number

pith:PJI2CUR4

pith:2025:PJI2CUR4X6E7Q2V2ESTUET76WK

not attested not anchored not stored refs pending

Energy-preserving iteration schemes for Gauss collocation integrators

Andreas Frommer, Nicole Marheineke, Stefan Maier

arxiv:2504.10211 v1 · 2025-04-14 · 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{PJI2CUR4X6E7Q2V2ESTUET76WK}

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	2026-07-05T10:48:49.132418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a51a1523cbf89f86aba24a7424ffeb2883c08468e4204e34854e3046fd53956

Aliases

arxiv: 2504.10211 · arxiv_version: 2504.10211v1 · doi: 10.48550/arxiv.2504.10211 · pith_short_12: PJI2CUR4X6E7 · pith_short_16: PJI2CUR4X6E7Q2V2 · pith_short_8: PJI2CUR4

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/PJI2CUR4X6E7Q2V2ESTUET76WK \
  | 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: 7a51a1523cbf89f86aba24a7424ffeb2883c08468e4204e34854e3046fd53956

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "075b33ea3b22792a8a6bd9eb0973d9d09d01ec143bef30b6e4deeca264020005",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-04-14T13:26:38Z",
    "title_canon_sha256": "d5443ae2a4a8ef313b2c871fed634c2e48647c430a3967532fd5bcdacd581d2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.10211",
    "kind": "arxiv",
    "version": 1
  }
}