Pith Number

pith:M462VH6H

pith:2018:M462VH6HDEGJYWKPCEJRDWPMRG

not attested not anchored not stored refs pending

On a class of two-dimensional incomplete Riemann solvers

Jos\'e M. Gallardo, Kleiton A. Schneider, Manuel J. Castro

arxiv:1811.05188 v1 · 2018-11-13 · math.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{M462VH6HDEGJYWKPCEJRDWPMRG}

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	2026-05-17T23:47:29.548852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

673daa9fc7190c9c594f111311d9ec8994f60e419bf042d286ac97bb30b5319a

Aliases

arxiv: 1811.05188 · arxiv_version: 1811.05188v1 · doi: 10.48550/arxiv.1811.05188 · pith_short_12: M462VH6HDEGJ · pith_short_16: M462VH6HDEGJYWKP · pith_short_8: M462VH6H

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/M462VH6HDEGJYWKPCEJRDWPMRG \
  | 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: 673daa9fc7190c9c594f111311d9ec8994f60e419bf042d286ac97bb30b5319a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "409d3c4a12805bd4f1368596c35b9944ae341e4a88b8443fb90d020600fc1413",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-11-13T09:53:35Z",
    "title_canon_sha256": "da36f5caaf7be6075e49d3b77921c1e8eaa2e32ffa973b9779e5887b227c8109"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05188",
    "kind": "arxiv",
    "version": 1
  }
}