Pith Number

pith:3GI2QTQ5

pith:2020:3GI2QTQ55N7L67CBKR7U5OBQN3

not attested not anchored not stored refs pending

Spectrum Intelligent Radio: Technology, Development, and Future Trends

Branka Vucetic, Dusit Niyato, Ming Ding, Peng Cheng, Yonghui Li, Zhuo Chen

arxiv:2001.00207 v1 · 2020-01-01 · 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{3GI2QTQ55N7L67CBKR7U5OBQN3}

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	2026-07-05T00:29:22.062470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d991a84e1deb7ebf7c41547f4eb8306ee9f708963ac2daf5bf22f00184afced8

Aliases

arxiv: 2001.00207 · arxiv_version: 2001.00207v1 · doi: 10.48550/arxiv.2001.00207 · pith_short_12: 3GI2QTQ55N7L · pith_short_16: 3GI2QTQ55N7L67CB · pith_short_8: 3GI2QTQ5

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/3GI2QTQ55N7L67CBKR7U5OBQN3 \
  | 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: d991a84e1deb7ebf7c41547f4eb8306ee9f708963ac2daf5bf22f00184afced8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1b60eced9116cbb29c1355bc99c1efa0a4979fbff3b25dfb9a8ddabe274560c",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2020-01-01T13:40:16Z",
    "title_canon_sha256": "46e5823d7a7758191a790786283d33c464747a07613b390f6d35603e3b4f2a79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.00207",
    "kind": "arxiv",
    "version": 1
  }
}