Pith Number

pith:OU73376N

pith:2019:OU73376N2AY5TERMTU6TBXMLZI

not attested not anchored not stored refs pending

Topological lasers generating and multiplexing topological light

A. El Amili, A. Ndao, B. Bahari, B. Kant\'e, D. Preece, L.-Y. Hsu, S. H. Pan, Y. Fainman

arxiv:1904.11873 v1 · 2019-04-26 · 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{OU73376N2AY5TERMTU6TBXMLZI}

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	2026-05-17T23:47:40.725860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

753fbdffcdd031d9922c9d3d30dd8bca146c772af27737f8a46e8f4a4144fe03

Aliases

arxiv: 1904.11873 · arxiv_version: 1904.11873v1 · doi: 10.48550/arxiv.1904.11873 · pith_short_12: OU73376N2AY5 · pith_short_16: OU73376N2AY5TERM · pith_short_8: OU73376N

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/OU73376N2AY5TERMTU6TBXMLZI \
  | 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: 753fbdffcdd031d9922c9d3d30dd8bca146c772af27737f8a46e8f4a4144fe03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cea94f473c9d244d30c65a5601590814d5dae79482cfeacf477837a7e231aee3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-04-26T14:46:10Z",
    "title_canon_sha256": "64a540299bf173173a956f46422687883eb24d7288af786d8db6e6ca63cfc5ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11873",
    "kind": "arxiv",
    "version": 1
  }
}