Pith Number

pith:2IXO4TZI

pith:2026:2IXO4TZIASKJPILPV2LFM5TSEU

not attested not anchored not stored refs pending

A Uniformly High-Accuracy PML-BIE Method for Scattering by Periodic Arrays of Obstacles: The 2D Case

Carlos P\'erez-Arancibia, Tao Yin, Yan Tan

arxiv:2606.07971 v1 · 2026-06-06 · 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{2IXO4TZIASKJPILPV2LFM5TSEU}

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	2026-06-09T01:04:56.835506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d22eee4f28049497a16fae965676722521859262f892b8cda7b128d4c0f46629

Aliases

arxiv: 2606.07971 · arxiv_version: 2606.07971v1 · doi: 10.48550/arxiv.2606.07971 · pith_short_12: 2IXO4TZIASKJ · pith_short_16: 2IXO4TZIASKJPILP · pith_short_8: 2IXO4TZI

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/2IXO4TZIASKJPILPV2LFM5TSEU \
  | 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: d22eee4f28049497a16fae965676722521859262f892b8cda7b128d4c0f46629

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cc10333597bc8d797dc80154db9084fbfd4be001e16e19a6464b97225d78447",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-06-06T04:07:17Z",
    "title_canon_sha256": "cc32da1048afea45bf0fce2471c745689a6ee78ec2d84822aee4e8daddc94617"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07971",
    "kind": "arxiv",
    "version": 1
  }
}