Pith Number

pith:X7ETECEE

pith:2019:X7ETECEEYVQF65FAW7E5ZX4CXI

not attested not anchored not stored refs pending

Quantum interference of topological states of light

Alberto Peruzzo, Andrea Crespi, Giacomo Corrielli, Jean-Luc Tambasco, Oded Zilberberg, Robert J. Chapman, Roberto Osellame

arxiv:1904.10612 v1 · 2019-04-24 · 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{X7ETECEEYVQF65FAW7E5ZX4CXI}

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	2026-05-17T23:47:53.236328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfc9320884c5605f74a0b7c9dcdf82ba1f72c2efa9f7589b8a221ae241ce1f8c

Aliases

arxiv: 1904.10612 · arxiv_version: 1904.10612v1 · doi: 10.48550/arxiv.1904.10612 · pith_short_12: X7ETECEEYVQF · pith_short_16: X7ETECEEYVQF65FA · pith_short_8: X7ETECEE

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/X7ETECEEYVQF65FAW7E5ZX4CXI \
  | 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: bfc9320884c5605f74a0b7c9dcdf82ba1f72c2efa9f7589b8a221ae241ce1f8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "167b24162314e17088583137eff49bcad21d9c264f35850fce87e1ea35432741",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-24T02:28:39Z",
    "title_canon_sha256": "5f1c8f9063b7daeb9a3b484678325eeaf05b541eb53d60dfaeee26f5ee72ab77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10612",
    "kind": "arxiv",
    "version": 1
  }
}