Pith Number

pith:XX4O2TJK

pith:2017:XX4O2TJKCHRXNHW7YYNQHPQ26E

not attested not anchored not stored refs pending

Topologically-protected refraction of robust kink states in valley photonic crystals

Baile Zhang, Fei Gao, Gennady Shvets, Haoran Xue, Kueifu Lai, Xiao Lin, Yang Yu, Yidong Chong, Zhaoju Yang

arxiv:1706.04731 v1 · 2017-06-15 · physics.optics · cond-mat.mes-hall

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XX4O2TJKCHRXNHW7YYNQHPQ26E}

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	2026-05-18T00:21:27.852652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdf8ed4d2a11e3769edfc61b03be1af137c9ec8b546948b44445c814bc1ae9e5

Aliases

arxiv: 1706.04731 · arxiv_version: 1706.04731v1 · doi: 10.48550/arxiv.1706.04731 · pith_short_12: XX4O2TJKCHRX · pith_short_16: XX4O2TJKCHRXNHW7 · pith_short_8: XX4O2TJK

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/XX4O2TJKCHRXNHW7YYNQHPQ26E \
  | 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: bdf8ed4d2a11e3769edfc61b03be1af137c9ec8b546948b44445c814bc1ae9e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77e10c59bccdb8f2e35040701ac8550fd5bea0f5015d88c434def53ca04326ae",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-06-15T03:52:20Z",
    "title_canon_sha256": "55100b6b8ba1479a77c8498bbf3209cf68a1489d4fe52279bffb03781782436a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.04731",
    "kind": "arxiv",
    "version": 1
  }
}