Pith Number

pith:SWLECYU4

pith:2013:SWLECYU4D5VVCYFHO4XFCP6OYQ

not attested not anchored not stored refs pending

Observation of Topological Structures in Photonic Quantum Walks

Christine Silberhorn, Fabian Katzschmann, Graciana Puentes, Ilja Gerhardt, J\"org Wrachtrup, Maciej Lewenstein

arxiv:1311.7675 v3 · 2013-11-29 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SWLECYU4D5VVCYFHO4XFCP6OYQ}

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	2026-05-18T01:46:04.686410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

959641629c1f6b5160a7772e513fcec4301bfcd6ca3335f5073f1d5835b49810

Aliases

arxiv: 1311.7675 · arxiv_version: 1311.7675v3 · doi: 10.48550/arxiv.1311.7675 · pith_short_12: SWLECYU4D5VV · pith_short_16: SWLECYU4D5VVCYFH · pith_short_8: SWLECYU4

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/SWLECYU4D5VVCYFHO4XFCP6OYQ \
  | 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: 959641629c1f6b5160a7772e513fcec4301bfcd6ca3335f5073f1d5835b49810

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42f005c3cab9169b667554535a5ece6dd25afeadabfcbc5da9fda217bcd2e221",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-11-29T19:47:53Z",
    "title_canon_sha256": "ed19ff8f087ccbc03465e3d5faafbc31dc49328650edc0308c7f48e9cb4ddb24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7675",
    "kind": "arxiv",
    "version": 3
  }
}