Pith Number

pith:67X3JS73

pith:2017:67X3JS73IXBVOERPLCZ3FDRV5I

not attested not anchored not stored refs pending

Multi-patch discontinuous Galerkin isogeometric analysis for wave propagation: explicit time-stepping and efficient mass matrix inversion

Jesse Chan, John A Evans

arxiv:1708.02972 v2 · 2017-08-09 · 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{67X3JS73IXBVOERPLCZ3FDRV5I}

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	2026-05-18T00:21:13.111775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7efb4cbfb45c357122f58b3b28e35ea16eb52e621a82f3cf32298f9f3e98790

Aliases

arxiv: 1708.02972 · arxiv_version: 1708.02972v2 · doi: 10.48550/arxiv.1708.02972 · pith_short_12: 67X3JS73IXBV · pith_short_16: 67X3JS73IXBVOERP · pith_short_8: 67X3JS73

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/67X3JS73IXBVOERPLCZ3FDRV5I \
  | 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: f7efb4cbfb45c357122f58b3b28e35ea16eb52e621a82f3cf32298f9f3e98790

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e71ebddb185931eb782c85dc96e00954d4a0adbdbc79a5af1fd76c8aee314fd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-08-09T19:06:15Z",
    "title_canon_sha256": "4c689a9be1b905f4c004ab1d70e4cdcdd3af8c6f3d55d80c0b77177209b74cd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02972",
    "kind": "arxiv",
    "version": 2
  }
}