Pith Number

pith:WHGRJ7NU

pith:2021:WHGRJ7NUMCBEUXN6TY63VTG4MG

not attested not anchored not stored refs pending

OTFS Signaling for Uplink NOMA of Heterogeneous Mobility Users

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

arxiv:2102.04682 v1 · 2021-02-09 · 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{WHGRJ7NUMCBEUXN6TY63VTG4MG}

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	2026-07-05T02:14:03.651841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1cd14fdb460824a5dbe9e3dbaccdc6182da8a3920a82efb1c66f6efaff8c5b2

Aliases

arxiv: 2102.04682 · arxiv_version: 2102.04682v1 · doi: 10.48550/arxiv.2102.04682 · pith_short_12: WHGRJ7NUMCBE · pith_short_16: WHGRJ7NUMCBEUXN6 · pith_short_8: WHGRJ7NU

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/WHGRJ7NUMCBEUXN6TY63VTG4MG \
  | 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: b1cd14fdb460824a5dbe9e3dbaccdc6182da8a3920a82efb1c66f6efaff8c5b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3651cc4f4f1ba29708943c2f3a9a6fe64364e739da45390432e245f74f5ff87",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-02-09T07:08:08Z",
    "title_canon_sha256": "91a1c22d04abe8da7db78678bcc4ec417078eb8d51ffe7301c2009e9946b57b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.04682",
    "kind": "arxiv",
    "version": 1
  }
}