Pith Number

pith:CC22RDM5

pith:2019:CC22RDM5Z5MDARIQC7AFZLUJGR

not attested not anchored not stored refs pending

Eigenstructure-preserving scheme for a hyperbolic system

Akinobu Matsuyama, Nobuyuki Aiba, Takashi Shiroto

arxiv:1906.07320 v1 · 2019-06-18 · physics.comp-ph · physics.flu-dyn · physics.plasm-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CC22RDM5Z5MDARIQC7AFZLUJGR}

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	2026-05-17T23:43:08.211889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10b5a88d9dcf5830451017c05cae8934698b0c36be91f2d3b6d35994ee471c52

Aliases

arxiv: 1906.07320 · arxiv_version: 1906.07320v1 · doi: 10.48550/arxiv.1906.07320 · pith_short_12: CC22RDM5Z5MD · pith_short_16: CC22RDM5Z5MDARIQ · pith_short_8: CC22RDM5

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/CC22RDM5Z5MDARIQC7AFZLUJGR \
  | 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: 10b5a88d9dcf5830451017c05cae8934698b0c36be91f2d3b6d35994ee471c52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21c5a4994017833dba6c1538d9d59ac34ed5390b713d397a26f4e24febe8af88",
    "cross_cats_sorted": [
      "physics.flu-dyn",
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-06-18T00:42:31Z",
    "title_canon_sha256": "bff2b39b13587069fbdf496d66867dd14075f6c43970a65b595ec21ec359a75e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07320",
    "kind": "arxiv",
    "version": 1
  }
}