Pith Number

pith:S52PPTCH

pith:2020:S52PPTCHE6VXJXGAIOKL52JSFY

not attested not anchored not stored refs pending

Color Tuning by Spontaneous Propagation of Gap Surface Plasmons in Epsilon Near Zero Nano-Cavity

Antonio De Luca, Antonio Ferraro, Giuseppe Emanuele Lio, Michele Giocondo, Roberto Caputo

arxiv:2002.06972 v1 · 2020-02-17 · physics.optics · physics.app-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S52PPTCHE6VXJXGAIOKL52JSFY}

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	2026-07-05T01:09:41.352923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9774f7cc4727ab74dcc04394bee9322e1d64af7fb3c48cd706fa663d15288b6c

Aliases

arxiv: 2002.06972 · arxiv_version: 2002.06972v1 · doi: 10.48550/arxiv.2002.06972 · pith_short_12: S52PPTCHE6VX · pith_short_16: S52PPTCHE6VXJXGA · pith_short_8: S52PPTCH

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/S52PPTCHE6VXJXGAIOKL52JSFY \
  | 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: 9774f7cc4727ab74dcc04394bee9322e1d64af7fb3c48cd706fa663d15288b6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9155ce9d010927b01ba1d365ededf62c87a3d5090af9a7f9187b42f56b261003",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-02-17T14:27:23Z",
    "title_canon_sha256": "b3e43d4f19bcd65afffdc6e4aaaf0446ade3ae76df5c6fa21547222afd80506e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.06972",
    "kind": "arxiv",
    "version": 1
  }
}