Pith Number

pith:QIY3J56E

pith:2019:QIY3J56EUFNYX5QDE6NZUT24PR

not attested not anchored not stored refs pending

Angle-Independent Nongyrotropic Metasurfaces

Christophe Caloz, Guillaume Lavigne

arxiv:1903.11956 v1 · 2019-03-26 · physics.class-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{QIY3J56EUFNYX5QDE6NZUT24PR}

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	2026-05-17T23:49:58.565759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8231b4f7c4a15b8bf603279b9a4f5c7c54d56d1738eb741818d393cf42252100

Aliases

arxiv: 1903.11956 · arxiv_version: 1903.11956v1 · doi: 10.48550/arxiv.1903.11956 · pith_short_12: QIY3J56EUFNY · pith_short_16: QIY3J56EUFNYX5QD · pith_short_8: QIY3J56E

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/QIY3J56EUFNYX5QDE6NZUT24PR \
  | 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: 8231b4f7c4a15b8bf603279b9a4f5c7c54d56d1738eb741818d393cf42252100

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dd33ee3bd29d4562158bfa19dfd77e01979366e59233fb9a54c46b76cba9ec6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2019-03-26T01:20:10Z",
    "title_canon_sha256": "abcd712b38d96c9ed1e826ea9b99bf67f1402b8c20bd23f5ccb2701df2472e2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11956",
    "kind": "arxiv",
    "version": 1
  }
}