Pith Number

pith:CR72H5EU

pith:2018:CR72H5EUDN3ZNONQZHGJA5CF7L

not attested not anchored not stored refs pending

An Adaptive Optimal Mapping Selection Algorithm for PNC using Variable QAM Modulation

Alister G. Burr, Mohammad Shikh-Bahaei, Tong Peng, Yi Wang

arxiv:1805.05786 v1 · 2018-05-15 · 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{CR72H5EUDN3ZNONQZHGJA5CF7L}

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	2026-05-18T00:15:53.685260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

147fa3f4941b7796b9b0c9cc907445fae3c6fa5e975990c67f396b40743e662a

Aliases

arxiv: 1805.05786 · arxiv_version: 1805.05786v1 · doi: 10.48550/arxiv.1805.05786 · pith_short_12: CR72H5EUDN3Z · pith_short_16: CR72H5EUDN3ZNONQ · pith_short_8: CR72H5EU

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/CR72H5EUDN3ZNONQZHGJA5CF7L \
  | 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: 147fa3f4941b7796b9b0c9cc907445fae3c6fa5e975990c67f396b40743e662a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "371efe4d4d8ba584b94568e345823cd8ddb837f26262e6e97af3043de05ba1ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-05-15T14:13:28Z",
    "title_canon_sha256": "4c80b97b7b2bb65779bf12766cd8283e12fea689ca095cbc4691971c0524aa57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05786",
    "kind": "arxiv",
    "version": 1
  }
}