Pith Number

pith:2SLKRYE5

pith:2019:2SLKRYE5K7TMCZDYABTMYEJA37

not attested not anchored not stored refs pending

Selective Diffraction with Complex Amplitude Modulation by Dielectric Metasurfaces

Chengchun Tang, Juan Liu, Junjie Li, Lingling Huang, Thomas Zentgraf, Xiaowei Li, Xu Song, Yongtian Wang

arxiv:1903.11977 v1 · 2019-03-28 · 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{2SLKRYE5K7TMCZDYABTMYEJA37}

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	2026-05-17T23:49:58.508048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d496a8e09d57e6c164780066cc1120dff4157a1f4911d8b9128ac97ba02a1cc6

Aliases

arxiv: 1903.11977 · arxiv_version: 1903.11977v1 · doi: 10.48550/arxiv.1903.11977 · pith_short_12: 2SLKRYE5K7TM · pith_short_16: 2SLKRYE5K7TMCZDY · pith_short_8: 2SLKRYE5

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/2SLKRYE5K7TMCZDYABTMYEJA37 \
  | 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: d496a8e09d57e6c164780066cc1120dff4157a1f4911d8b9128ac97ba02a1cc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2cf05c3d5deeb2c154d639a361ab6972743833b6b6d10656bd14b94290ac45d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-03-28T13:57:25Z",
    "title_canon_sha256": "fd46cc23c4e4726bb02d0edd418c6db8af540eb0a4dbe6ff9aa922ef5b126598"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11977",
    "kind": "arxiv",
    "version": 1
  }
}