Pith Number

pith:FNODMHRW

pith:2018:FNODMHRWDFSBLL4QWJY64C2RIY

not attested not anchored not stored refs pending

Embedded Pilot-Aided Channel Estimation for OTFS in Delay-Doppler Channels

Khoa T. Phan, P. Raviteja, Yi Hong

arxiv:1808.08360 v1 · 2018-08-25 · 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{FNODMHRWDFSBLL4QWJY64C2RIY}

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	2026-05-18T00:07:16.783834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b5c361e36196415af90b271ee0b5146074cdbdce5161227f022eea0b6f20734

Aliases

arxiv: 1808.08360 · arxiv_version: 1808.08360v1 · doi: 10.48550/arxiv.1808.08360 · pith_short_12: FNODMHRWDFSB · pith_short_16: FNODMHRWDFSBLL4Q · pith_short_8: FNODMHRW

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/FNODMHRWDFSBLL4QWJY64C2RIY \
  | 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: 2b5c361e36196415af90b271ee0b5146074cdbdce5161227f022eea0b6f20734

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed2384b74e687f8d4e65666e1313b66952740bd4701eaab8ba4a3ed58359bcf5",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-08-25T05:59:24Z",
    "title_canon_sha256": "d8999aa03ad3e422a511db17fcda846e15088f590c808a7d7e8dd9385711c196"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08360",
    "kind": "arxiv",
    "version": 1
  }
}