Pith Number

pith:R57RWSCS

pith:2018:R57RWSCSZY4GLYHFSMFEDHJIZ6

not attested not anchored not stored refs pending

Structured light by discrete-phase orbital angular momentum holograms

Andrew Forbes, A. Vijayakumar, Carmelo Rosales-Guzman, Igor V. Minin, Mani Ratnam Rai Joseph Rosen, Oleg V. Minin

arxiv:1812.05218 v1 · 2018-12-13 · 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{R57RWSCSZY4GLYHFSMFEDHJIZ6}

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	2026-05-17T23:58:24.163075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f7f1b4852ce3865e0e5930a419d28cf8f308fae8698c8c7125a5195e419336a

Aliases

arxiv: 1812.05218 · arxiv_version: 1812.05218v1 · doi: 10.48550/arxiv.1812.05218 · pith_short_12: R57RWSCSZY4G · pith_short_16: R57RWSCSZY4GLYHF · pith_short_8: R57RWSCS

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/R57RWSCSZY4GLYHFSMFEDHJIZ6 \
  | 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: 8f7f1b4852ce3865e0e5930a419d28cf8f308fae8698c8c7125a5195e419336a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d7a93835f4c9a8fa8b6aa342a7670c8846fdb2f94f2bcc72a7ae27fc3d3aeec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-12-13T01:20:00Z",
    "title_canon_sha256": "ec395b8e6dea3047b8166c393d2a9d9b4d00f7b5a45aa087002263619074ccd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05218",
    "kind": "arxiv",
    "version": 1
  }
}