Pith Number

pith:NOIYZLCD

pith:2011:NOIYZLCDEMMTE4A5JSJQMVJF4I

not attested not anchored not stored refs pending

Two-photon quantum walks in an elliptical direct-write waveguide array

A. Fedrizzi, A. G. White, D. N. Biggerstaff, G. D. Marshall, J. O. Owens, J. Twamley, M. A. Broome, M. Ams, M. E. Goggin, M. J. Withford, T. Linjordet

arxiv:1103.0604 v2 · 2011-03-03 · 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{NOIYZLCDEMMTE4A5JSJQMVJF4I}

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	2026-05-18T04:01:11.640015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b918cac43231932701d4c93065525e22516c07b9a2c2ddec1782cdc453606e1

Aliases

arxiv: 1103.0604 · arxiv_version: 1103.0604v2 · doi: 10.48550/arxiv.1103.0604 · pith_short_12: NOIYZLCDEMMT · pith_short_16: NOIYZLCDEMMTE4A5 · pith_short_8: NOIYZLCD

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/NOIYZLCDEMMTE4A5JSJQMVJF4I \
  | 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: 6b918cac43231932701d4c93065525e22516c07b9a2c2ddec1782cdc453606e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78a1e6977ce8f10d5c00356184aec556964f6e92ce8f931234ef0cefab148cbc",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-03-03T04:08:40Z",
    "title_canon_sha256": "af1aaa0efdc334fc93369f82bd9bd5bdabdac6554a056c7d75f5b105448d4c09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0604",
    "kind": "arxiv",
    "version": 2
  }
}