Pith Number

pith:5AWNYVL7

pith:2022:5AWNYVL75CQQTZHD6M7B2PFYAN

not attested not anchored not stored refs pending

Invisible non-Hermitian potentials in discrete-time photonic quantum walks

Stefano Longhi

arxiv:2207.11423 v1 · 2022-07-23 · quant-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{5AWNYVL75CQQTZHD6M7B2PFYAN}

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	2026-07-05T04:46:39.459091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e82cdc557fe8a109e4e3f33e1d3cb803660a0948fa34995e97d1d1b576a30247

Aliases

arxiv: 2207.11423 · arxiv_version: 2207.11423v1 · doi: 10.48550/arxiv.2207.11423 · pith_short_12: 5AWNYVL75CQQ · pith_short_16: 5AWNYVL75CQQTZHD · pith_short_8: 5AWNYVL7

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/5AWNYVL75CQQTZHD6M7B2PFYAN \
  | 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: e82cdc557fe8a109e4e3f33e1d3cb803660a0948fa34995e97d1d1b576a30247

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0428fd60c719d6ee90e048d55ec6f07b5d1ba59d82b73f9f827c912a18a5490",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-07-23T05:50:45Z",
    "title_canon_sha256": "8a06047c876a3e5a749ac3543882fadc21dec856ea7a6e3032e1641782f95280"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.11423",
    "kind": "arxiv",
    "version": 1
  }
}