Pith Number

pith:5ATOGH7P

pith:2021:5ATOGH7P2FUTAKSF7CCJ4CZAYF

not attested not anchored not stored refs pending

An enhancement of the fast time-domain boundary element method for the three-dimensional wave equation

Masaki Tanigawa, Naoya Miyazawa, Toru Takahashi

arxiv:2111.05205 v1 · 2021-11-09 · math.NA · cs.NA · physics.comp-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{5ATOGH7P2FUTAKSF7CCJ4CZAYF}

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	2026-07-05T03:45:53.654538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e826e31fefd169302a45f8849e0b20c153240a273b826d9da67438c2fe56ae3f

Aliases

arxiv: 2111.05205 · arxiv_version: 2111.05205v1 · doi: 10.48550/arxiv.2111.05205 · pith_short_12: 5ATOGH7P2FUT · pith_short_16: 5ATOGH7P2FUTAKSF · pith_short_8: 5ATOGH7P

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/5ATOGH7P2FUTAKSF7CCJ4CZAYF \
  | 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: e826e31fefd169302a45f8849e0b20c153240a273b826d9da67438c2fe56ae3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d702125e7d613cab4c7769b53253bd5abb63d489fa8e487f95a153e981884c90",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-11-09T15:31:25Z",
    "title_canon_sha256": "dd6f558ceb0a9156e3a61abac2083d764b682d11bd8ac803f5aa463adb6bfd07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.05205",
    "kind": "arxiv",
    "version": 1
  }
}