Pith Number

pith:MKGUW2IE

pith:2017:MKGUW2IEM5UBKTYXRNRI2HTURW

not attested not anchored not stored refs pending

Generating Spatial Spectrum with Metasurfaces

Chengchun Tang, Hua Cheng, Jianguo Tian, Junjie Li, Shuang Zhang, Shuqi Chen, Wenwei Liu, Zhancheng Li

arxiv:1707.06058 v3 · 2017-07-19 · 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{MKGUW2IEM5UBKTYXRNRI2HTURW}

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	2026-05-18T00:24:31.050761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

628d4b69046768154f178b628d1e748daffe45c1a493eff3ddf619ab3a4b02d3

Aliases

arxiv: 1707.06058 · arxiv_version: 1707.06058v3 · doi: 10.48550/arxiv.1707.06058 · pith_short_12: MKGUW2IEM5UB · pith_short_16: MKGUW2IEM5UBKTYX · pith_short_8: MKGUW2IE

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/MKGUW2IEM5UBKTYXRNRI2HTURW \
  | 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: 628d4b69046768154f178b628d1e748daffe45c1a493eff3ddf619ab3a4b02d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c7f0bf5e0e370e3921e576c273218741b874217c780d43ae455e23fdb2bceb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-07-19T12:58:22Z",
    "title_canon_sha256": "15ab83743862913b98523acbc5be8fa4e300a7045a7814e117417b584f7c22f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06058",
    "kind": "arxiv",
    "version": 3
  }
}