Pith Number

pith:5AAIQSGX

pith:2017:5AAIQSGXQDY76C3WQLS3MLQKE3

not attested not anchored not stored refs pending

Defect states emerging from a non-Hermitian flat band of photonic zero modes

Bingkun Qi, Li Ge, Lingxuan Zhang

arxiv:1704.04713 v2 · 2017-04-16 · physics.optics · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5AAIQSGXQDY76C3WQLS3MLQKE3}

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	2026-05-18T00:21:55.054232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8008848d780f1ff0b7682e5b62e0a26f4f542e6bd2ebf82a72496d4401dc2d1

Aliases

arxiv: 1704.04713 · arxiv_version: 1704.04713v2 · doi: 10.48550/arxiv.1704.04713 · pith_short_12: 5AAIQSGXQDY7 · pith_short_16: 5AAIQSGXQDY76C3W · pith_short_8: 5AAIQSGX

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/5AAIQSGXQDY76C3WQLS3MLQKE3 \
  | 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: e8008848d780f1ff0b7682e5b62e0a26f4f542e6bd2ebf82a72496d4401dc2d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "034c3e8b866cedabd0c93a4b879f1b1c9d5d37868be81207d3022ea57bbb90b8",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-04-16T03:05:32Z",
    "title_canon_sha256": "d644492f6071f60fee8ab640bfa18382d62026549de5a2486151f271462be46a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04713",
    "kind": "arxiv",
    "version": 2
  }
}