Pith Number

pith:4RNH35EO

pith:2017:4RNH35EOFU5HY4RQYKSAZM4ITZ

not attested not anchored not stored refs pending

Topological Photonic Quasicrystals: Fractal Topological Spectrum and Protected Transport

Miguel A. Bandres, Mikael C. Rechtsman, Mordechai Segev

arxiv:1705.09380 v1 · 2017-05-25 · cond-mat.mes-hall · 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{4RNH35EOFU5HY4RQYKSAZM4ITZ}

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	2026-05-18T00:43:38.865185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e45a7df48e2d3a7c7230c2a40cb3889e720ec65e6286d216ea50fac15b561809

Aliases

arxiv: 1705.09380 · arxiv_version: 1705.09380v1 · doi: 10.48550/arxiv.1705.09380 · pith_short_12: 4RNH35EOFU5H · pith_short_16: 4RNH35EOFU5HY4RQ · pith_short_8: 4RNH35EO

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/4RNH35EOFU5HY4RQYKSAZM4ITZ \
  | 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: e45a7df48e2d3a7c7230c2a40cb3889e720ec65e6286d216ea50fac15b561809

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "732cda3b36e88ad4d3dad488e48c27fb6977f35bcd7ccf7f5a50ab77cdb74e98",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2017-05-25T21:59:13Z",
    "title_canon_sha256": "285b83c206a12706ceff6171ca92433d184e2009f61e4b902b46d224c7e0d710"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09380",
    "kind": "arxiv",
    "version": 1
  }
}