Pith Number

pith:TWVQWYOS

pith:2012:TWVQWYOSS6RYHXUEKXHJEN7HGC

not attested not anchored not stored refs pending

A variational perspective on cloaking by anomalous localized resonance

Ben Schweizer, Jianfeng Lu, Michael I. Weinstein, Robert V. Kohn

arxiv:1210.4823 v1 · 2012-10-17 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TWVQWYOSS6RYHXUEKXHJEN7HGC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:42:56.137391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dab0b61d297a383de8455ce9237e7308c279461812232cc2ce610e317c50240

Aliases

arxiv: 1210.4823 · arxiv_version: 1210.4823v1 · doi: 10.48550/arxiv.1210.4823 · pith_short_12: TWVQWYOSS6RY · pith_short_16: TWVQWYOSS6RYHXUE · pith_short_8: TWVQWYOS

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/TWVQWYOSS6RYHXUEKXHJEN7HGC \
  | 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: 9dab0b61d297a383de8455ce9237e7308c279461812232cc2ce610e317c50240

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b20c8e7c4e922801c8fe00a868bd39441322125d435c9f5db979f86592c15149",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-10-17T19:05:01Z",
    "title_canon_sha256": "cc65426381bd2422324cf8316683eaa9542a44421c529cc1de47ae918b29bdcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4823",
    "kind": "arxiv",
    "version": 1
  }
}