Pith Number

pith:IXTQM5ED

pith:2019:IXTQM5EDQJKIDJJWQNCZPTI54R

not attested not anchored not stored refs pending

Freestanding metasurfaces for optical frequencies

A. Fa{\ss}bender, H. J. Schill, M. Pr\"amassing, S. Irsen, S. Linden, T. Leuteritz

arxiv:1902.02667 v1 · 2019-02-07 · 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{IXTQM5EDQJKIDJJWQNCZPTI54R}

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	2026-05-17T23:47:26.215312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45e7067483825481a536834597cd1de45fb1371bba43380d2a61f4c219de9864

Aliases

arxiv: 1902.02667 · arxiv_version: 1902.02667v1 · doi: 10.48550/arxiv.1902.02667 · pith_short_12: IXTQM5EDQJKI · pith_short_16: IXTQM5EDQJKIDJJW · pith_short_8: IXTQM5ED

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/IXTQM5EDQJKIDJJWQNCZPTI54R \
  | 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: 45e7067483825481a536834597cd1de45fb1371bba43380d2a61f4c219de9864

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06176a5a617ec5e7d174c63963adfac9efdc99240f1afc1e0c517c3dae2aa373",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-02-07T15:00:24Z",
    "title_canon_sha256": "20b2ab79dc37b8a2713a241d559265e7b3ec6c893248672e3614bb68ad249942"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02667",
    "kind": "arxiv",
    "version": 1
  }
}