Pith Number

pith:KYE43I7Y

pith:2016:KYE43I7YGMBJN4YLMQLEDO4B64

not attested not anchored not stored refs pending

Perfectly-matched-layer boundary integral equation method for wave scattering in a layered medium

Jianliang Qian, Wangtao Lu, Ya Yan Lu

arxiv:1610.03589 v1 · 2016-10-12 · math.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{KYE43I7YGMBJN4YLMQLEDO4B64}

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	2026-05-18T00:17:55.162388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5609cda3f8330296f30b641641bb81f727832f99aa6f08d09decb70688052a76

Aliases

arxiv: 1610.03589 · arxiv_version: 1610.03589v1 · doi: 10.48550/arxiv.1610.03589 · pith_short_12: KYE43I7YGMBJ · pith_short_16: KYE43I7YGMBJN4YL · pith_short_8: KYE43I7Y

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/KYE43I7YGMBJN4YLMQLEDO4B64 \
  | 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: 5609cda3f8330296f30b641641bb81f727832f99aa6f08d09decb70688052a76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a1e64b505b9faa10086d169ec72af4f2ea7f917d4d1256e7ddb0b478827be41",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-10-12T03:34:57Z",
    "title_canon_sha256": "41cde740572d79e4e3e4e8ae4c690570a2a56a6b77ed1d01d9c31cb09744c783"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.03589",
    "kind": "arxiv",
    "version": 1
  }
}