Pith Number

pith:G6DRJF3I

pith:2015:G6DRJF3IXAQIESWKHXQWYW2Y3G

not attested not anchored not stored refs pending

Multiplexing Free-Space Channels using Twisted Light

Brandon Rodenburg, Changchen Chen, Mohammad Mirhosseini, Omar S. Maga\~na-Loaiza, Payam Taherirostami, Robert W. Boyd

arxiv:1512.08547 v1 · 2015-12-28 · 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{G6DRJF3IXAQIESWKHXQWYW2Y3G}

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	2026-05-18T01:17:50.383288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3787149768b820824aca3de16c5b58d9a83c28ced6742dacd6215c352c098f84

Aliases

arxiv: 1512.08547 · arxiv_version: 1512.08547v1 · doi: 10.48550/arxiv.1512.08547 · pith_short_12: G6DRJF3IXAQI · pith_short_16: G6DRJF3IXAQIESWK · pith_short_8: G6DRJF3I

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/G6DRJF3IXAQIESWKHXQWYW2Y3G \
  | 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: 3787149768b820824aca3de16c5b58d9a83c28ced6742dacd6215c352c098f84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e78a56ae6c4665e648046300a9447e46ae74dec7d1df02b8d4d885c6e0bb2c53",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-12-28T22:35:33Z",
    "title_canon_sha256": "6f5015b49b6b75cf87166009ce2088b354fa39be58c4aab0002800d3f83ad8fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.08547",
    "kind": "arxiv",
    "version": 1
  }
}