Pith Number

pith:FF42Z4VP

pith:2019:FF42Z4VPGOQQQHYWLWZPWS6ZCX

not attested not anchored not stored refs pending

Photon vortex generation in quantum level by high-order harmonic synchrotron radiations from spiral moving electrons in magnetic fields

Myung-Ki Cheoun, Takehito Hayakawa, Tomoyuki Maruyama, Toshitaka Kajino

arxiv:1908.11545 v3 · 2019-08-30 · astro-ph.HE · nucl-th · physics.optics · 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{FF42Z4VPGOQQQHYWLWZPWS6ZCX}

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	2026-07-05T03:39:52.764159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2979acf2af33a1081f165db2fb4bd915e32efdb0bda1f38aceabec81291e008a

Aliases

arxiv: 1908.11545 · arxiv_version: 1908.11545v3 · doi: 10.48550/arxiv.1908.11545 · pith_short_12: FF42Z4VPGOQQ · pith_short_16: FF42Z4VPGOQQQHYW · pith_short_8: FF42Z4VP

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/FF42Z4VPGOQQQHYWLWZPWS6ZCX \
  | 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: 2979acf2af33a1081f165db2fb4bd915e32efdb0bda1f38aceabec81291e008a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82ec4c0e60b0d6ef4ee2c114a430936e4f51c579b4b3c14d9b66dded6cb42761",
    "cross_cats_sorted": [
      "nucl-th",
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-30T06:14:43Z",
    "title_canon_sha256": "2c561a3efc910827c76ab55a99c15d3ee195b02f4ad1e2c04776775fe38bef2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.11545",
    "kind": "arxiv",
    "version": 3
  }
}