Pith Number

pith:Q534DMDP

pith:2009:Q534DMDPQRHNJWAQG7FOX4K4CR

not attested not anchored not stored refs pending

Polarization control of single photon quantum orbital angular momentum states

B. Piccirillo, E. Karimi, E. Nagali, E. Santamato, F. De Martini, F. Sciarrino, L. Marrucci

arxiv:0902.0740 v1 · 2009-02-04 · 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{Q534DMDPQRHNJWAQG7FOX4K4CR}

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	2026-05-18T04:40:54.722693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8777c1b06f844ed4d81037caebf15c145a5fb20d14659d61faecca55d073d869

Aliases

arxiv: 0902.0740 · arxiv_version: 0902.0740v1 · doi: 10.48550/arxiv.0902.0740 · pith_short_12: Q534DMDPQRHN · pith_short_16: Q534DMDPQRHNJWAQ · pith_short_8: Q534DMDP

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/Q534DMDPQRHNJWAQG7FOX4K4CR \
  | 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: 8777c1b06f844ed4d81037caebf15c145a5fb20d14659d61faecca55d073d869

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82cc1d4951ad32f7788886e31312e83dfd752cb93a88d1c3272b383331a5414a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-02-04T16:45:58Z",
    "title_canon_sha256": "b87de9f5fb472fbc925b140e98d155a0f0faf9979c778d0c6f6351b16c1caaa9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.0740",
    "kind": "arxiv",
    "version": 1
  }
}