Pith Number

pith:QD7QVAUK

pith:2019:QD7QVAUK5QCP2GA5FTSFVXDBPB

not attested not anchored not stored refs pending

Observation of plasmonic exceptional points

A. Kodigala, A. Ndao, B. Kant\'e, J.-H. Park, L.-Y. Hsu, T. Lepetit, W. Cai, Y.-H. Lo

arxiv:1904.01073 v1 · 2019-04-01 · 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{QD7QVAUK5QCP2GA5FTSFVXDBPB}

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	2026-05-17T23:49:37.977285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80ff0a828aec04fd181d2ce45adc61786c947aba0034e6d413d36dee867e6cb1

Aliases

arxiv: 1904.01073 · arxiv_version: 1904.01073v1 · doi: 10.48550/arxiv.1904.01073 · pith_short_12: QD7QVAUK5QCP · pith_short_16: QD7QVAUK5QCP2GA5 · pith_short_8: QD7QVAUK

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/QD7QVAUK5QCP2GA5FTSFVXDBPB \
  | 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: 80ff0a828aec04fd181d2ce45adc61786c947aba0034e6d413d36dee867e6cb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d8c8987640f0398e425a79556686df0ea4674dd6be37ff04b74eaa100d26e0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-04-01T19:21:48Z",
    "title_canon_sha256": "e363c49d5c632a6e0dc0655226e97d8be0a4781ab6484fc2a18fcd2c597dbba6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01073",
    "kind": "arxiv",
    "version": 1
  }
}