Pith Number

pith:W7F4OVVQ

pith:2026:W7F4OVVQTMXMP2OJJQ4UZUTY3M

not attested not anchored not stored refs pending

Joint Channel Estimation and Data Detection for Multi-LEO-Satellite Cell-Free OTFS Uplinks

Gangle Sun, Guangjie Han, Jian Wu, Jinfang Jiang, Jun Tian, Shi Jin, Tianhao Liu, Wenjin Wang, Xin Cheng

arxiv:2607.25562 v1 · 2026-07-28 · 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{W7F4OVVQTMXMP2OJJQ4UZUTY3M}

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	2026-07-29T01:25:47.185777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7cbc756b09b2ec7e9c94c394cd278db176f71934c26d2a3b7e6d318a28adcdb

Aliases

arxiv: 2607.25562 · arxiv_version: 2607.25562v1 · doi: 10.48550/arxiv.2607.25562 · pith_short_12: W7F4OVVQTMXM · pith_short_16: W7F4OVVQTMXMP2OJ · pith_short_8: W7F4OVVQ

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/W7F4OVVQTMXMP2OJJQ4UZUTY3M \
  | 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: b7cbc756b09b2ec7e9c94c394cd278db176f71934c26d2a3b7e6d318a28adcdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "159f695ecf044a03f8b4f94149afb30b2bd2627ca62881ffcb13906e0559abb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-07-28T10:48:58Z",
    "title_canon_sha256": "0d1f61f5a66c90b34c6fba01c2dae362fc9ad257927e2944ea21e3cdbd1d7162"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25562",
    "kind": "arxiv",
    "version": 1
  }
}