Pith Number

pith:PVCBF4ZU

pith:2014:PVCBF4ZU62EUJLX5KDDED67EDP

not attested not anchored not stored refs pending

Convolution Quadrature for Wave Simulations

Francisco-Javier Sayas, Matthew Hassell

arxiv:1407.0345 v1 · 2014-07-01 · 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{PVCBF4ZU62EUJLX5KDDED67EDP}

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	2026-05-18T02:48:34.270189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d4412f334f68944aefd50c641fbe41be00e38841cb3112f257ce200a8e76fa8

Aliases

arxiv: 1407.0345 · arxiv_version: 1407.0345v1 · doi: 10.48550/arxiv.1407.0345 · pith_short_12: PVCBF4ZU62EU · pith_short_16: PVCBF4ZU62EUJLX5 · pith_short_8: PVCBF4ZU

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/PVCBF4ZU62EUJLX5KDDED67EDP \
  | 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: 7d4412f334f68944aefd50c641fbe41be00e38841cb3112f257ce200a8e76fa8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "543349ca5fda09768c83f13e5b7cc583212d969d66e4b145cc0be31a8006d3ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-07-01T18:30:03Z",
    "title_canon_sha256": "cb592e9ba0cddeee0fc24293dad0fcabfdfd1a16205474d7327d5697eb8d73f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0345",
    "kind": "arxiv",
    "version": 1
  }
}