Pith Number

pith:2LJ2W6ZQ

pith:2021:2LJ2W6ZQTNGES7MQY5USL535WM

not attested not anchored not stored refs pending

Revealing non-Hermitian band structures of photonic Floquet media

Bumki Min, Hee Chul Park, Hyukjoon Cho, Jagang Park, Jung-Wan Ryu, Kanghee Lee, Kyungmin Lee, Namkyoo Park, Sanggeun Jeon, Seojoo Lee

arxiv:2112.01313 v2 · 2021-12-01 · physics.app-ph · 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{2LJ2W6ZQTNGES7MQY5USL535WM}

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	2026-07-05T03:45:55.327588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2d3ab7b309b4c497d90c76925f77db3235ae66075cd690736c77fb2c52c7626

Aliases

arxiv: 2112.01313 · arxiv_version: 2112.01313v2 · doi: 10.48550/arxiv.2112.01313 · pith_short_12: 2LJ2W6ZQTNGE · pith_short_16: 2LJ2W6ZQTNGES7MQ · pith_short_8: 2LJ2W6ZQ

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/2LJ2W6ZQTNGES7MQY5USL535WM \
  | 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: d2d3ab7b309b4c497d90c76925f77db3235ae66075cd690736c77fb2c52c7626

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f52791a0950e9b804c1a61f31e288235af65a152d458181a58874bbc344c6439",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2021-12-01T17:04:39Z",
    "title_canon_sha256": "c87740f48fadbec1f48ad5936ccaa441541acaa9ab57da2114f210f9b0021ef0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.01313",
    "kind": "arxiv",
    "version": 2
  }
}