Pith Number

pith:UDK5LQRR

pith:2020:UDK5LQRRE7ZZW5JWPFZXP5K5B3

not attested not anchored not stored refs pending

Receiver Design for OTFS with Fractionally Spaced Sampling Approach

P. C. Ching, Qinwen Deng, Yao Ge, Zhi Ding

arxiv:2009.00806 v2 · 2020-09-02 · cs.IT · eess.SP · 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{UDK5LQRRE7ZZW5JWPFZXP5K5B3}

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	2026-07-05T02:13:17.376119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0d5d5c23127f39b7536797377f55d0ec9fb9a1c1362535e1e369fbcf66cda1c

Aliases

arxiv: 2009.00806 · arxiv_version: 2009.00806v2 · doi: 10.48550/arxiv.2009.00806 · pith_short_12: UDK5LQRRE7ZZ · pith_short_16: UDK5LQRRE7ZZW5JW · pith_short_8: UDK5LQRR

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/UDK5LQRRE7ZZW5JWPFZXP5K5B3 \
  | 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: a0d5d5c23127f39b7536797377f55d0ec9fb9a1c1362535e1e369fbcf66cda1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e9536e6810d2a312b124c74ce687cc56e3cf186f4f2080ce9264127d74dc695",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2020-09-02T03:56:49Z",
    "title_canon_sha256": "778ec3213d7e4e382f583fb6cf09e70f9b746873d46a2f7df4befa9772e3062f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.00806",
    "kind": "arxiv",
    "version": 2
  }
}