Pith Number

pith:K2F2QTUW

pith:2014:K2F2QTUWTR6FDZFV2UGTA57UMR

not attested not anchored not stored refs pending

Realization of polarization evolution on higher-order Poincare sphere with metasurface

Hailu Luo, Shuangchun Wen, Xiaohui Ling, Xinxing Zhou, Xunong Yi, Yachao Liu

arxiv:1407.1997 v1 · 2014-07-08 · 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{K2F2QTUWTR6FDZFV2UGTA57UMR}

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	2026-05-18T01:42:40.992619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

568ba84e969c7c51e4b5d50d3077f46468e7fbd945c5865833508871b6cdb770

Aliases

arxiv: 1407.1997 · arxiv_version: 1407.1997v1 · doi: 10.48550/arxiv.1407.1997 · pith_short_12: K2F2QTUWTR6F · pith_short_16: K2F2QTUWTR6FDZFV · pith_short_8: K2F2QTUW

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/K2F2QTUWTR6FDZFV2UGTA57UMR \
  | 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: 568ba84e969c7c51e4b5d50d3077f46468e7fbd945c5865833508871b6cdb770

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bbba6c96bdab13507174a9c19600d6c4fc96c8498ec14071670e960bec09755",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-07-08T08:57:00Z",
    "title_canon_sha256": "5d49f8efc48f95ad1f48e006c2011b186cac5065b43cbff8e9bd21af81f1d1df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1997",
    "kind": "arxiv",
    "version": 1
  }
}