Pith Number

pith:J2KS7CH3

pith:2026:J2KS7CH3ITN2HEO6WANBU65JIK

not attested not anchored not stored refs pending

AFDM: Evolving OFDM Towards 6G+

Giuseppe Thadeu Freitas de Abreu, Hyeon Seok Rou, Vincent Savaux, Zeping Sui, Zilong Liu

arxiv:2602.08163 v4 · 2026-02-08 · 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{J2KS7CH3ITN2HEO6WANBU65JIK}

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.

Cited by

4 papers in Pith

Joint Synchronization and Radar Parameter Estimation for OFDM-based DISAC Systems

On the Robustness of AFBM Sensing to Power Amplifier Nonlinearities

AFDM as a Software Upgrade of OFDM: One Firmware Patch, a New Frontier

A Unified Framework for Ambiguity Function Shaping and PAPR Control in AFDM Systems

Receipt and verification

First computed	2026-07-30T01:19:31.467645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

4e952f88fb44dba391deb01a1a7ba942bd7f7afac0429c18845e095914152afb

Aliases

arxiv: 2602.08163 · arxiv_version: 2602.08163v4 · doi: 10.48550/arxiv.2602.08163 · pith_short_12: J2KS7CH3ITN2 · pith_short_16: J2KS7CH3ITN2HEO6 · pith_short_8: J2KS7CH3

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/J2KS7CH3ITN2HEO6WANBU65JIK \
  | 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: 4e952f88fb44dba391deb01a1a7ba942bd7f7afac0429c18845e095914152afb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccee9ed17664a17e8aca6db20a98b81a03bf11eba00e99254070f756d3a4c29c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-02-08T23:48:11Z",
    "title_canon_sha256": "1f7e7cc25a317ccac9099a19fddcb39492f7b8b465579efe75391d5037e37814"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.08163",
    "kind": "arxiv",
    "version": 4
  }
}