Pith Number

pith:Z6SYTEKE

pith:2014:Z6SYTEKERTLMX2CEMQIJBBBKJD

not attested not anchored not stored refs pending

Optical spin-to-orbital angular momentum conversion in ultra-thin metasurfaces with arbitrary topological charges

Ebrahim Karimi, Fr\'ed\'eric Bouchard, Israel De Leon, Jeremy Upham, Robert W Boyd, Sebastian A. Schulz

arxiv:1407.5491 v1 · 2014-07-21 · 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{Z6SYTEKERTLMX2CEMQIJBBBKJD}

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	2026-05-18T01:42:33.544738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfa58991448cd6cbe844641090842a48ec1eebcd4dd3dca97a426fed1914984e

Aliases

arxiv: 1407.5491 · arxiv_version: 1407.5491v1 · doi: 10.48550/arxiv.1407.5491 · pith_short_12: Z6SYTEKERTLM · pith_short_16: Z6SYTEKERTLMX2CE · pith_short_8: Z6SYTEKE

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/Z6SYTEKERTLMX2CEMQIJBBBKJD \
  | 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: cfa58991448cd6cbe844641090842a48ec1eebcd4dd3dca97a426fed1914984e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5ab7ac20c82df4c939bfb4d7d03aee4dddaacd1e044d7b88926d4a8991d06d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-07-21T13:42:51Z",
    "title_canon_sha256": "6cea115e2cd8225fbf57bca5fbfa741f3986d8d5a789075a3e0dcf48ad5d830e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5491",
    "kind": "arxiv",
    "version": 1
  }
}