Pith Number

pith:2N72QYT6

pith:2016:2N72QYT6AMGD2CBZ7AU7QF3TIG

not attested not anchored not stored refs pending

Quantum Information with Even/Odd States of Orbital Angular Momentum of Light

Ali Anwar, Chithrabhanu Perumangatt, Nijil Lal, R. P. Singh, Salla Gangi Reddy

arxiv:1607.06422 v1 · 2016-07-21 · 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{2N72QYT6AMGD2CBZ7AU7QF3TIG}

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	2026-05-18T00:44:00.657877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d37fa8627e030c3d0839f829f81773418ea6c15f817f0e3d155cfb82ad3e7b47

Aliases

arxiv: 1607.06422 · arxiv_version: 1607.06422v1 · doi: 10.48550/arxiv.1607.06422 · pith_short_12: 2N72QYT6AMGD · pith_short_16: 2N72QYT6AMGD2CBZ · pith_short_8: 2N72QYT6

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/2N72QYT6AMGD2CBZ7AU7QF3TIG \
  | 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: d37fa8627e030c3d0839f829f81773418ea6c15f817f0e3d155cfb82ad3e7b47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfe2c93927e42cfa2c9198abaa1b6a2d7e36153204432c6f81a4a0b4baa719ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-07-21T18:46:03Z",
    "title_canon_sha256": "bc402d92c2340c30ab0fdbed293b7cf33003e3368fe1dd43fbffffd6d7de6755"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.06422",
    "kind": "arxiv",
    "version": 1
  }
}