Pith Number

pith:PVXWKGXY

pith:2020:PVXWKGXY7LIIVABBYIAQCPSWLF

not attested not anchored not stored refs pending

On the Inclusion and Utilization of Pilot Tones in Unique Word OFDM

Christian Hofbauer, Hans-Peter Bernhard, Mario Huemer, Werner Haselmayr

arxiv:2003.04591 v1 · 2020-03-10 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PVXWKGXY7LIIVABBYIAQCPSWLF}

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	2026-07-05T01:46:16.879712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d6f651af8fad08a8021c201013e56596c206d2c8160debe165172b1dc995bbe

Aliases

arxiv: 2003.04591 · arxiv_version: 2003.04591v1 · doi: 10.48550/arxiv.2003.04591 · pith_short_12: PVXWKGXY7LII · pith_short_16: PVXWKGXY7LIIVABB · pith_short_8: PVXWKGXY

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/PVXWKGXY7LIIVABBYIAQCPSWLF \
  | 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: 7d6f651af8fad08a8021c201013e56596c206d2c8160debe165172b1dc995bbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ece5074346f2cf920f6ef7631e98ea61a6402917ff62d4c88395d031384797e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-03-10T09:10:25Z",
    "title_canon_sha256": "450dfb5936efe7198e4c81b3160bf72d18c5bc4a2edff28246d75ca26babd4dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.04591",
    "kind": "arxiv",
    "version": 1
  }
}