Pith Number

pith:2WOQKHI4

pith:2017:2WOQKHI4PBNZ2XAF3CUGZ72LRS

not attested not anchored not stored refs pending

Quantum simulation of topologically protected states using directionally unbiased linear-optical multiports

Alexander V. Sergienko, Casey A. Fitzpatrick, David S. Simon, Shuto Osawa

arxiv:1708.00038 v1 · 2017-07-31 · 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{2WOQKHI4PBNZ2XAF3CUGZ72LRS}

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	2026-05-18T00:39:06.201597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d59d051d1c785b9d5c05d8a86cff4b8c9dd4abcea671ecd91401155485aca34b

Aliases

arxiv: 1708.00038 · arxiv_version: 1708.00038v1 · doi: 10.48550/arxiv.1708.00038 · pith_short_12: 2WOQKHI4PBNZ · pith_short_16: 2WOQKHI4PBNZ2XAF · pith_short_8: 2WOQKHI4

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/2WOQKHI4PBNZ2XAF3CUGZ72LRS \
  | 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: d59d051d1c785b9d5c05d8a86cff4b8c9dd4abcea671ecd91401155485aca34b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "980b17d999e9b203331a3bcfdc842bcd052f3b7b30a4d46d4673247616eb6ba9",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-07-31T18:46:42Z",
    "title_canon_sha256": "110f536a7245891b88dad4b230a39614fc7dd1983f7cc2331ad40644e5e37d1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00038",
    "kind": "arxiv",
    "version": 1
  }
}