Pith Number

pith:QRW4KGOU

pith:2017:QRW4KGOUJKXUBQMBJ22YSQG3W3

not attested not anchored not stored refs pending

Broadband and Wide-Angle Nonreciprocity with a Nonhermitian Metamaterial

David Barton III, Hadiseh Alaeian, Jennifer Dionne, Mark Lawrence

arxiv:1712.05469 v1 · 2017-12-14 · 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{QRW4KGOUJKXUBQMBJ22YSQG3W3}

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	2026-05-18T00:24:14.692362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

846dc519d44aaf40c1814eb58940dbb6cf41cee8100386a2aec34e8651a630f7

Aliases

arxiv: 1712.05469 · arxiv_version: 1712.05469v1 · doi: 10.48550/arxiv.1712.05469 · pith_short_12: QRW4KGOUJKXU · pith_short_16: QRW4KGOUJKXUBQMB · pith_short_8: QRW4KGOU

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/QRW4KGOUJKXUBQMBJ22YSQG3W3 \
  | 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: 846dc519d44aaf40c1814eb58940dbb6cf41cee8100386a2aec34e8651a630f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "284e6a8dc68e8ced7a188ce76f58824256997f738815ad6cde3f064f2dafe5b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-12-14T22:32:31Z",
    "title_canon_sha256": "dd6320bd6d091d242a305daf1ca7e03de0c230aebad0c53d543307b787c3d4be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05469",
    "kind": "arxiv",
    "version": 1
  }
}