Pith Number

pith:2HB7KMXT

pith:2026:2HB7KMXTPS2IPLTNCN7YAUYDAV

not attested not anchored not stored refs pending

Ambiguity Function Analysis of Pilot-Embedded Random OFDM Signals

Fan Liu, Jialin Wu, Jie Yang, Shi Jin, Yifeng Xiong, Ying Zhang

arxiv:2607.17663 v1 · 2026-07-20 · 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{2HB7KMXTPS2IPLTNCN7YAUYDAV}

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	2026-07-21T02:21:53.528449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1c3f532f37cb487ae6d137f805303056897248626610c3f20857a53cf815796

Aliases

arxiv: 2607.17663 · arxiv_version: 2607.17663v1 · doi: 10.48550/arxiv.2607.17663 · pith_short_12: 2HB7KMXTPS2I · pith_short_16: 2HB7KMXTPS2IPLTN · pith_short_8: 2HB7KMXT

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/2HB7KMXTPS2IPLTNCN7YAUYDAV \
  | 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: d1c3f532f37cb487ae6d137f805303056897248626610c3f20857a53cf815796

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "512017f305df04e9d9859b44b13d44fe9c597ddde6dcd54fa827359fac1667d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-07-20T08:13:44Z",
    "title_canon_sha256": "fd951c609b87d549c80e04d453a7b5f7fd00a526dfff94bca16a9be36c71bf7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.17663",
    "kind": "arxiv",
    "version": 1
  }
}