Pith Number

pith:XN3ASHWC

pith:2025:XN3ASHWCNOU7J6WTBOTAS3MC46

not attested not anchored not stored refs pending

Observation of transition radiation carrying orbital angular momentum

E. Magome, H. Takeda, K. Sumitani, O. V. Bogdanov, P. O. Kazinski, P. S. Korolev, T. A. Tukhfatullin, Y. Takabayashi

arxiv:2502.02899 v1 · 2025-02-05 · physics.acc-ph · physics.atom-ph · 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{XN3ASHWCNOU7J6WTBOTAS3MC46}

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	2026-07-05T11:29:06.649702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb76091ec26ba9f4fad30ba6096d82e7ab0659c05f95b2634cd3f1ea5648f8f2

Aliases

arxiv: 2502.02899 · arxiv_version: 2502.02899v1 · doi: 10.48550/arxiv.2502.02899 · pith_short_12: XN3ASHWCNOU7 · pith_short_16: XN3ASHWCNOU7J6WT · pith_short_8: XN3ASHWC

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/XN3ASHWCNOU7J6WTBOTAS3MC46 \
  | 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: bb76091ec26ba9f4fad30ba6096d82e7ab0659c05f95b2634cd3f1ea5648f8f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37cf38731448870a1a194e00e329b6f158f9f74bfcd9222691924ffc0073a3fe",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2025-02-05T05:42:39Z",
    "title_canon_sha256": "fe1f5a8e1fe3e9835def00b26d713ad223b9f6ef23c750015562365368a64721"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.02899",
    "kind": "arxiv",
    "version": 1
  }
}