Pith Number

pith:E4S46FTR

pith:2021:E4S46FTRM3G7B6G34DBGVRRDLV

not attested not anchored not stored refs pending

Classification of Common Waveforms Including a Watchdog for Unknown Signals

Anthony Martone, Charles Baylis, C. Tanner Fredieu, Justin Bui, R. Michael Buehrer, Robert J. Marks II

arxiv:2108.07339 v1 · 2021-08-16 · eess.SP · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E4S46FTRM3G7B6G34DBGVRRDLV}

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	2026-07-05T03:06:38.044332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2725cf167166cdf0f8dbe0c26ac6235d7e772471115143cedf1c7179aa860c18

Aliases

arxiv: 2108.07339 · arxiv_version: 2108.07339v1 · doi: 10.48550/arxiv.2108.07339 · pith_short_12: E4S46FTRM3G7 · pith_short_16: E4S46FTRM3G7B6G3 · pith_short_8: E4S46FTR

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/E4S46FTRM3G7B6G34DBGVRRDLV \
  | 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: 2725cf167166cdf0f8dbe0c26ac6235d7e772471115143cedf1c7179aa860c18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c06370cb1f0d30de0e8924cbeda66fc4ee55c2933702466ef6a4abb40be86c01",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-08-16T20:36:46Z",
    "title_canon_sha256": "8c67ad1caa69b01133ab3602fca2b858750fb479bd25a2ceadb40ca2cd87d2b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.07339",
    "kind": "arxiv",
    "version": 1
  }
}