Pith Number

pith:WG7ERYVP

pith:2020:WG7ERYVPNGQQAIJSIIHX67KKQG

not attested not anchored not stored refs pending

Hyper Resolute Ultra thin Low Cost All-Dielectric Broadband Achromatic Metalenses

Antonio De Luca, Antonio Ferraro, Dante Maria Aceti, Giuseppe Emanuele Lio, Michele Giocondo, Roberto Caputo, Tiziana Ritacco

arxiv:2008.03250 v1 · 2020-08-07 · physics.app-ph · 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{WG7ERYVPNGQQAIJSIIHX67KKQG}

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	2026-07-05T02:29:29.659727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1be48e2af69a1002132420f7f7d4a81bcea77e8db416fc3e029d6f1ea7aa6bd

Aliases

arxiv: 2008.03250 · arxiv_version: 2008.03250v1 · doi: 10.48550/arxiv.2008.03250 · pith_short_12: WG7ERYVPNGQQ · pith_short_16: WG7ERYVPNGQQAIJS · pith_short_8: WG7ERYVP

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/WG7ERYVPNGQQAIJSIIHX67KKQG \
  | 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: b1be48e2af69a1002132420f7f7d4a81bcea77e8db416fc3e029d6f1ea7aa6bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d2505048758258e621089b3c404f9e4973cafbe447add2b32c2b8790a5b969e",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-08-07T16:14:49Z",
    "title_canon_sha256": "3dccda109f034f5bfaff4040b963736a1f549b0223427902c7c23b987cfc0576"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.03250",
    "kind": "arxiv",
    "version": 1
  }
}