Pith Number

pith:NKLIPBGW

pith:2015:NKLIPBGWGJPDO5RYWLYE277B3M

not attested not anchored not stored refs pending

Well-posed boundary integral equation formulations and Nystr\"om discretizations for the solution of Helmholtz transmission problems in two-dimensional Lipschitz domains

Catalin Turc, Mark Lyon, Victor Dominguez

arxiv:1509.04415 v2 · 2015-09-15 · 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{NKLIPBGWGJPDO5RYWLYE277B3M}

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	2026-05-18T01:15:00.316420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a968784d6325e377638b2f04d7fe1db25b14d3e9546b358c02dca3c10a31bf3

Aliases

arxiv: 1509.04415 · arxiv_version: 1509.04415v2 · doi: 10.48550/arxiv.1509.04415 · pith_short_12: NKLIPBGWGJPD · pith_short_16: NKLIPBGWGJPDO5RY · pith_short_8: NKLIPBGW

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/NKLIPBGWGJPDO5RYWLYE277B3M \
  | 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: 6a968784d6325e377638b2f04d7fe1db25b14d3e9546b358c02dca3c10a31bf3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "221a021b22449db44836586922a633fed0ac852e181dfc12e1c331ce9f8b4b03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-09-15T06:34:35Z",
    "title_canon_sha256": "92d1e57805d4d11d55052fcca438783c159ae6215283904ac7b913436812a75f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04415",
    "kind": "arxiv",
    "version": 2
  }
}