Pith Number

pith:P5DPGATA

pith:2018:P5DPGATAER3NGEONDRZ7BOKPO2

not attested not anchored not stored refs pending

What is Nonreciprocity?

Andrea Al\`u, Christophe Caloz, Dimitrios Sounas, Karim Achouri, Sergei Tretyakov, Zo\'e-Lise Deck-L\'eger

arxiv:1804.00235 v3 · 2018-04-01 · 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{P5DPGATAER3NGEONDRZ7BOKPO2}

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	2026-05-18T00:03:49.265450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f46f302602476d311cd1c73f0b94f7697c115f44f480f487d15acfafae81b1c

Aliases

arxiv: 1804.00235 · arxiv_version: 1804.00235v3 · doi: 10.48550/arxiv.1804.00235 · pith_short_12: P5DPGATAER3N · pith_short_16: P5DPGATAER3NGEON · pith_short_8: P5DPGATA

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/P5DPGATAER3NGEONDRZ7BOKPO2 \
  | 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: 7f46f302602476d311cd1c73f0b94f7697c115f44f480f487d15acfafae81b1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a5f3aab7dc505ec8e3d178832cf1c703e6343b8be215c0ac073dd3dc07d5fcd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-04-01T00:50:58Z",
    "title_canon_sha256": "500e97b5107a8f0d1b05600a2fc03655631c2714c745ff4ddb59b5652ae4c589"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00235",
    "kind": "arxiv",
    "version": 3
  }
}