Pith Number

pith:O7GRXNVO

pith:2025:O7GRXNVOXS5KZNQ6U7UVERHUJR

not attested not anchored not stored refs pending

Compact Runge-Kutta flux reconstruction methods for non-conservative hyperbolic equations

Arpit Babbar, Hendrik Ranocha

arxiv:2512.08611 v2 · 2025-12-09 · 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{O7GRXNVOXS5KZNQ6U7UVERHUJR}

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	2026-06-02T02:04:12.095890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77cd1bb6aebcbaacb61ea7e95244f44c4d1eed31e0a7a04db21b7c9b412e37f0

Aliases

arxiv: 2512.08611 · arxiv_version: 2512.08611v2 · doi: 10.48550/arxiv.2512.08611 · pith_short_12: O7GRXNVOXS5K · pith_short_16: O7GRXNVOXS5KZNQ6 · pith_short_8: O7GRXNVO

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/O7GRXNVOXS5KZNQ6U7UVERHUJR \
  | 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: 77cd1bb6aebcbaacb61ea7e95244f44c4d1eed31e0a7a04db21b7c9b412e37f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3815a8c27af2e7e9ca93bdf951e96861106b9bcb0d314083acffe78bd3eb5b57",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-12-09T13:56:20Z",
    "title_canon_sha256": "141f42faf17e7b431cb8666c403a9e0e1289cd7d23fe2d2971a78a1768e9a8cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.08611",
    "kind": "arxiv",
    "version": 2
  }
}