Pith Number

pith:KRLCREXJ

pith:2013:KRLCREXJ5KSKNMRVVDYXAJLBNK

not attested not anchored not stored refs pending

Further Comment on 'Encoding many channels on the same frequency through radio vorticity: first experimental test'

Christophe Craeye, Julien Perruisseau-Carrier, Michele Tamagnone

arxiv:1302.4121 v4 · 2013-02-17 · 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{KRLCREXJ5KSKNMRVVDYXAJLBNK}

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	2026-05-18T01:51:35.922158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54562892e9eaa4a6b235a8f17025616aaa9ba7a38002612af437d41d415a5a02

Aliases

arxiv: 1302.4121 · arxiv_version: 1302.4121v4 · doi: 10.48550/arxiv.1302.4121 · pith_short_12: KRLCREXJ5KSK · pith_short_16: KRLCREXJ5KSKNMRV · pith_short_8: KRLCREXJ

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/KRLCREXJ5KSKNMRVVDYXAJLBNK \
  | 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: 54562892e9eaa4a6b235a8f17025616aaa9ba7a38002612af437d41d415a5a02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "914e395ce9ce0ad5882a7bf3626b829a7b2a855b120342f7f3527f52ab6a4820",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-02-17T20:58:31Z",
    "title_canon_sha256": "f8f9dce3f21ad7e7abbc2b1314b828424903cb4e0244af79b6638f78122c243c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4121",
    "kind": "arxiv",
    "version": 4
  }
}