Pith Number

pith:UTC3I3RG

pith:2021:UTC3I3RGE3DBYOIKMBYUAXGM6U

not attested not anchored not stored refs pending

Arbitrary cylindrical vector beam generation enabled by polarization-selective Gouy phase shifter

C. Qiu, F. Li, G. Hu, H. Gao, J. Jia, K. Zhang, M. Hu, P. Zhang, Q. Mu, T. Tong

arxiv:2101.03738 v1 · 2021-01-11 · physics.optics · physics.app-ph · physics.ins-det · 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{UTC3I3RGE3DBYOIKMBYUAXGM6U}

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	2026-07-05T03:46:43.940254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4c5b46e2626c61c390a6071405cccf5342094b61b3bbc01a11c4fc7b259cce0

Aliases

arxiv: 2101.03738 · arxiv_version: 2101.03738v1 · doi: 10.48550/arxiv.2101.03738 · pith_short_12: UTC3I3RGE3DB · pith_short_16: UTC3I3RGE3DBYOIK · pith_short_8: UTC3I3RG

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/UTC3I3RGE3DBYOIKMBYUAXGM6U \
  | 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: a4c5b46e2626c61c390a6071405cccf5342094b61b3bbc01a11c4fc7b259cce0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50cc6df84e3ec457d6edc2f9d41b75a314ed1ed8910d905d534d1daf4f822964",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.ins-det",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-01-11T07:51:51Z",
    "title_canon_sha256": "8e301f99839389066537b342a64c6c3c86b014e9ca3a6ace3a139b9692d3e70d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.03738",
    "kind": "arxiv",
    "version": 1
  }
}