Pith Number

pith:L5MKRKEM

pith:2019:L5MKRKEMD3CE4ORAJRSYXEJ5Z5

not attested not anchored not stored refs pending

An HLL Riemann solver for the hybridised discontinuous Galerkin formulation of compressible flows

Antonio Huerta, Jordi Vila-P\'erez, Matteo Giacomini, Ruben Sevilla

arxiv:1912.00044 v2 · 2019-11-29 · math.NA · cs.CE · 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{L5MKRKEMD3CE4ORAJRSYXEJ5Z5}

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	2026-07-05T01:37:52.670193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f58a8a88c1ec44e3a204c658b913dcf753d042b5246ceb7a2a5d2ad0b643096

Aliases

arxiv: 1912.00044 · arxiv_version: 1912.00044v2 · doi: 10.48550/arxiv.1912.00044 · pith_short_12: L5MKRKEMD3CE · pith_short_16: L5MKRKEMD3CE4ORA · pith_short_8: L5MKRKEM

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/L5MKRKEMD3CE4ORAJRSYXEJ5Z5 \
  | 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: 5f58a8a88c1ec44e3a204c658b913dcf753d042b5246ceb7a2a5d2ad0b643096

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "143ffde88bf018750f9039bdce15701e6c8de89ad422e2946409230343f8b01f",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-11-29T19:23:47Z",
    "title_canon_sha256": "40230ea43472f96ce737c6faad69c3d5c88f6f99b3683e102c27a3d6344113f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.00044",
    "kind": "arxiv",
    "version": 2
  }
}