Pith Number

pith:MEMLSMNP

pith:2016:MEMLSMNPIURGBNBVJLNEENUZQF

not attested not anchored not stored refs pending

Perfect transmission invisibility for waveguides with sound hard walls

Anne-Sophie Bonnet-Ben Dhia, Lucas Chesnel, Sergei A. Nazarov

arxiv:1609.07596 v2 · 2016-09-24 · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MEMLSMNPIURGBNBVJLNEENUZQF}

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	2026-05-18T00:35:05.167510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6118b931af452260b4354ada42369981764f3f78fafb861de3f50478f2a4b390

Aliases

arxiv: 1609.07596 · arxiv_version: 1609.07596v2 · doi: 10.48550/arxiv.1609.07596 · pith_short_12: MEMLSMNPIURG · pith_short_16: MEMLSMNPIURGBNBV · pith_short_8: MEMLSMNP

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/MEMLSMNPIURGBNBVJLNEENUZQF \
  | 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: 6118b931af452260b4354ada42369981764f3f78fafb861de3f50478f2a4b390

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd3b0ca305527814922dd6f337cb5ca7f7a8212037599fe15c6d3ea9fde479c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-09-24T10:16:47Z",
    "title_canon_sha256": "901df53f96a4ac88aa5ebf15cfd2346386730634c5674be1ac030305b9365820"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07596",
    "kind": "arxiv",
    "version": 2
  }
}