Pith Number

pith:R3SQ33F4

pith:2010:R3SQ33F4O2YYT442OO2PLRWYCB

not attested not anchored not stored refs pending

Entanglement of a Quantum Optical Elliptic Vortex

Abir Bandyopadhyay, Ravindra Pratap Singh, Shashi Prabhakar

arxiv:1010.3911 v4 · 2010-10-19 · 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{R3SQ33F4O2YYT442OO2PLRWYCB}

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	2026-05-18T04:23:34.220890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ee50decbc76b189f39a73b4f5c6d81049073941ac5cfc2e84691e0f93368add

Aliases

arxiv: 1010.3911 · arxiv_version: 1010.3911v4 · doi: 10.48550/arxiv.1010.3911 · pith_short_12: R3SQ33F4O2YY · pith_short_16: R3SQ33F4O2YYT442 · pith_short_8: R3SQ33F4

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/R3SQ33F4O2YYT442OO2PLRWYCB \
  | 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: 8ee50decbc76b189f39a73b4f5c6d81049073941ac5cfc2e84691e0f93368add

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a3f9e706edcc45c2b53784ffa5ab4f96c60e04210abc9dde2f79280da0db5e3",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-10-19T13:54:41Z",
    "title_canon_sha256": "f5dedbe3cb00fc8ceb28510d43be515e38ffad0c1d22a04ad2a317b2e6457122"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.3911",
    "kind": "arxiv",
    "version": 4
  }
}