Pith Number

pith:LN3PDB3V

pith:2018:LN3PDB3V4X63DAPBCZLBUGETE4

not attested not anchored not stored refs pending

Improved Detection Performance of Passive Radars Exploiting Known Communication Signal Form

Anantha K. Karthik, Rick S. Blum

arxiv:1805.01503 v1 · 2018-05-03 · eess.SP

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T00:03:16.670226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b76f18775e5fdb181e116561a1893270db114a8e28a7f44760a4b05850aa970

Aliases

arxiv: 1805.01503 · arxiv_version: 1805.01503v1 · doi: 10.48550/arxiv.1805.01503 · pith_short_12: LN3PDB3V4X63 · pith_short_16: LN3PDB3V4X63DAPB · pith_short_8: LN3PDB3V

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/LN3PDB3V4X63DAPBCZLBUGETE4 \
  | 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: 5b76f18775e5fdb181e116561a1893270db114a8e28a7f44760a4b05850aa970

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52f42d1b68512205547a84a39c54db0a85a10323331b641e8ca48117cd535449",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-05-03T18:41:06Z",
    "title_canon_sha256": "e6a41f9db4dac3ed85ea0508623dceaed831ecde6b32d7cc04d8e963dab9238c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01503",
    "kind": "arxiv",
    "version": 1
  }
}