Pith Number

pith:2LHHKYMR

pith:2014:2LHHKYMROFSUNKI7H7X4GPSPES

not attested not anchored not stored refs pending

Regularized Transformation-Optics Cloaking in Acoustic and Electromagnetic Scattering

Gunther Uhlmann, Hongyu Liu

arxiv:1409.0631 v1 · 2014-09-02 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2LHHKYMROFSUNKI7H7X4GPSPES}

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	2026-05-18T02:43:46.437879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2ce756191716546a91f3fefc33e4f24bc78f1e6e648ca37ee7a7cc93d36dc73

Aliases

arxiv: 1409.0631 · arxiv_version: 1409.0631v1 · doi: 10.48550/arxiv.1409.0631 · pith_short_12: 2LHHKYMROFSU · pith_short_16: 2LHHKYMROFSUNKI7 · pith_short_8: 2LHHKYMR

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/2LHHKYMROFSUNKI7H7X4GPSPES \
  | 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: d2ce756191716546a91f3fefc33e4f24bc78f1e6e648ca37ee7a7cc93d36dc73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4e80dca21488c71fe17cd358d693ce6bd4178fe272cb5956bd1a02cd9b2b154",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-09-02T08:41:03Z",
    "title_canon_sha256": "129f39a28822d8056e7a64563e6befe02db350cde76613a7490396a8bdd457ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.0631",
    "kind": "arxiv",
    "version": 1
  }
}