Pith Number

pith:TF5IFB32

pith:2014:TF5IFB32CZMND2HDERHFZ7AMWW

not attested not anchored not stored refs pending

Achromatic orbital angular momentum generator

Ebrahim Karimi, Fr\'ed\'eric Bouchard, Harjaspreet Mand, Mohammad Mirhosseini, Robert W. Boyd

arxiv:1407.0065 v2 · 2014-06-30 · 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{TF5IFB32CZMND2HDERHFZ7AMWW}

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	2026-05-18T01:42:43.293238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

997a82877a1658d1e8e3244e5cfc0cb5a48f3397de9fdab148e2d9a539f27729

Aliases

arxiv: 1407.0065 · arxiv_version: 1407.0065v2 · doi: 10.48550/arxiv.1407.0065 · pith_short_12: TF5IFB32CZMN · pith_short_16: TF5IFB32CZMND2HD · pith_short_8: TF5IFB32

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/TF5IFB32CZMND2HDERHFZ7AMWW \
  | 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: 997a82877a1658d1e8e3244e5cfc0cb5a48f3397de9fdab148e2d9a539f27729

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35f6f55b672f213632b76fbbd22221fc00b17015a6ec2023efc329ac8ff94685",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-06-30T21:50:33Z",
    "title_canon_sha256": "f98d81f97f744b713e30af42fa6ff362a2bd55c834ad774fcc263e595e0a134c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0065",
    "kind": "arxiv",
    "version": 2
  }
}