Pith Number

pith:EMAE2XET

pith:2011:EMAE2XETYAEWBRJOTQ2Y3ST4BC

not attested not anchored not stored refs pending

Optical phase cloaking of 700-nm light waves in the far field by a three-dimensional carpet cloak

Joachim Fischer, Martin Wegener, Tolga Ergin

arxiv:1107.4288 v1 · 2011-07-21 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EMAE2XETYAEWBRJOTQ2Y3ST4BC}

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	2026-05-18T02:01:11.932633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23004d5c93c00960c52e9c358dca7c08956e2a0446555cefcf2e189b7d3497bd

Aliases

arxiv: 1107.4288 · arxiv_version: 1107.4288v1 · doi: 10.48550/arxiv.1107.4288 · pith_short_12: EMAE2XETYAEW · pith_short_16: EMAE2XETYAEWBRJO · pith_short_8: EMAE2XET

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/EMAE2XETYAEWBRJOTQ2Y3ST4BC \
  | 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: 23004d5c93c00960c52e9c358dca7c08956e2a0446555cefcf2e189b7d3497bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83cb025335e2ea024518946c5144ffe811047de808052e79225c272d1666ad10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-07-21T14:44:36Z",
    "title_canon_sha256": "c12b2b3188ee8a7a0c26c9c8d562d55ef83010c1e228c163c1d56c88f4fe5e59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4288",
    "kind": "arxiv",
    "version": 1
  }
}