Pith Number

pith:LBL4LFQS

pith:2020:LBL4LFQS27MRZ5AGONBTKDGF6V

not attested not anchored not stored refs pending

Deep Delay Loop Reservoir Computing for Specific Emitter Identification

Joseph J. Jezak, Paul Toliver, Raymond R. Hoare II, Silvija Kokalj-Filipovic, William Johnson

arxiv:2010.06649 v1 · 2020-10-13 · eess.SP · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LBL4LFQS27MRZ5AGONBTKDGF6V}

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	2026-07-05T01:42:57.977483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5857c59612d7d91cf4067343350cc5f55b9ee7ca842a8db80eb144cf7810ca1f

Aliases

arxiv: 2010.06649 · arxiv_version: 2010.06649v1 · doi: 10.48550/arxiv.2010.06649 · pith_short_12: LBL4LFQS27MR · pith_short_16: LBL4LFQS27MRZ5AG · pith_short_8: LBL4LFQS

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/LBL4LFQS27MRZ5AGONBTKDGF6V \
  | 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: 5857c59612d7d91cf4067343350cc5f55b9ee7ca842a8db80eb144cf7810ca1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82f99b962bde259f1c396840af5dd4f282296eda93e1cd3e14dc11ea68d42033",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-10-13T19:32:38Z",
    "title_canon_sha256": "1874dede123cc2c31d6498450949e7b45bab4b9806140e5e32e7b45fe9606056"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.06649",
    "kind": "arxiv",
    "version": 1
  }
}