Pith Number

pith:PX7XEJSA

pith:2017:PX7XEJSA6PTJULAE4KX2HSIETL

not attested not anchored not stored refs pending

On the Frequency Dependency of Radio Channel's Delay Spread: Analyses and Findings From mmMAGIC Multi-frequency Channel Sounding

Aki Karttunen, Aliou Bamba, Cheikh Diakhate, Jean-Marc Conrat, Jonas Medbo, Katsuyuki Haneda, Michael Peter, Naveed Iqbal, Raffaele D'Errico, Sinh L. H. Nguyen

arxiv:1712.09435 v1 · 2017-12-26 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PX7XEJSA6PTJULAE4KX2HSIETL}

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	2026-05-18T00:27:08.438164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dff722640f3e69a2c04e2afa3c9049aed6d8d9e7f5e4561054a37c985dbeac5

Aliases

arxiv: 1712.09435 · arxiv_version: 1712.09435v1 · doi: 10.48550/arxiv.1712.09435 · pith_short_12: PX7XEJSA6PTJ · pith_short_16: PX7XEJSA6PTJULAE · pith_short_8: PX7XEJSA

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/PX7XEJSA6PTJULAE4KX2HSIETL \
  | 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: 7dff722640f3e69a2c04e2afa3c9049aed6d8d9e7f5e4561054a37c985dbeac5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d5436f374e9eac68ee6cbe38f97b32d34cd1b302928b8ab806550b7dfa3157b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-12-26T21:56:55Z",
    "title_canon_sha256": "1f8e290ccc625718373a231467f89d122be8ec18547f3c47f8e22794dedda981"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09435",
    "kind": "arxiv",
    "version": 1
  }
}