Pith Number

pith:RDG46SIC

pith:2016:RDG46SICNDDMVBC4BCV3HS6YSX

not attested not anchored not stored refs pending

Variational integrators of fractional Lagrangian systems in the framework of discrete embeddings

Isabelle Greff (LMAP), Jacky Cresson (IMCCE, LMAP), Lo\"ic Bourdin (XLIM-DMI), Pierre Inizan (IMCCE)

arxiv:1601.04882 v1 · 2016-01-19 · math.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RDG46SICNDDMVBC4BCV3HS6YSX}

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	2026-05-18T01:22:31.636174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88cdcf490268c6ca845c08abb3cbd895c7cdeb13e079e95118a11f88d1660c38

Aliases

arxiv: 1601.04882 · arxiv_version: 1601.04882v1 · doi: 10.48550/arxiv.1601.04882 · pith_short_12: RDG46SICNDDM · pith_short_16: RDG46SICNDDMVBC4 · pith_short_8: RDG46SIC

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/RDG46SICNDDMVBC4BCV3HS6YSX \
  | 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: 88cdcf490268c6ca845c08abb3cbd895c7cdeb13e079e95118a11f88d1660c38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a4695bccb46687aeb0630b433ec220eeef3179516ee970ec501a290b41520e4",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-01-19T11:51:14Z",
    "title_canon_sha256": "ed90e137dfd59ba9ef4ad2798862676ffa7b31248a117cd35267c00f23e1e17f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.04882",
    "kind": "arxiv",
    "version": 1
  }
}