Pith Number

pith:2JNOMBYL

pith:2020:2JNOMBYLPHPBQG7DFHAABKJTJA

not attested not anchored not stored refs pending

An inverse designed achromatic flat lens operating in the ultraviolet

Berardi Sensale Rodriguez, Sourangsu Banerji

arxiv:2006.10747 v2 · 2020-06-17 · 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{2JNOMBYLPHPBQG7DFHAABKJTJA}

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	2026-07-05T01:14:01.760045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d25ae6070b79de181be329c000a933482c06f6b50112f62bd0161325b058f44c

Aliases

arxiv: 2006.10747 · arxiv_version: 2006.10747v2 · doi: 10.48550/arxiv.2006.10747 · pith_short_12: 2JNOMBYLPHPB · pith_short_16: 2JNOMBYLPHPBQG7D · pith_short_8: 2JNOMBYL

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/2JNOMBYLPHPBQG7DFHAABKJTJA \
  | 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: d25ae6070b79de181be329c000a933482c06f6b50112f62bd0161325b058f44c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d97289281577731d8b49c549f8f0f51c894f8e18395115653913eef17c4f6a33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-06-17T20:50:44Z",
    "title_canon_sha256": "e80a292abc8ceacde273e04eeede25055195ebb647e9428e549219b1f008272d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.10747",
    "kind": "arxiv",
    "version": 2
  }
}