Pith Number

pith:YYLKGG6H

pith:2012:YYLKGG6HJM3DR26XJJTTJE3Y3Z

not attested not anchored not stored refs pending

Two-Photon Spiral Imaging with Correlated Orbital Angular Momentum States

Alexander V. Sergienko, David S. Simon

arxiv:1201.5623 v1 · 2012-01-26 · 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{YYLKGG6HJM3DR26XJJTTJE3Y3Z}

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	2026-05-18T01:58:41.300132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c616a31bc74b3638ebd74a67349378de57f621205f2552ad7a4cfe7649a2967a

Aliases

arxiv: 1201.5623 · arxiv_version: 1201.5623v1 · doi: 10.48550/arxiv.1201.5623 · pith_short_12: YYLKGG6HJM3D · pith_short_16: YYLKGG6HJM3DR26X · pith_short_8: YYLKGG6H

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/YYLKGG6HJM3DR26XJJTTJE3Y3Z \
  | 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: c616a31bc74b3638ebd74a67349378de57f621205f2552ad7a4cfe7649a2967a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9356e71d597e1a08a0b57e7a872be216f9fe3f7d72bee93923bf89725d0ec746",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-01-26T20:07:46Z",
    "title_canon_sha256": "cae6cdc0929dced7759148c51c5f60a836f0fc1857f10a205c35a3bca5c1a378"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5623",
    "kind": "arxiv",
    "version": 1
  }
}