Pith Number

pith:2XSND4PP

pith:2018:2XSND4PPIBMHZ26XQDQK3EBQDS

not attested not anchored not stored refs pending

Classification of Vehicles Based on Audio Signals using Quadratic Discriminant Analysis and High Energy Feature Vectors

Ali Asghar Beheshti, Ali Dalir, Morteza Hoseini Masoom

arxiv:1804.01212 v1 · 2018-04-04 · cs.SD · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2XSND4PPIBMHZ26XQDQK3EBQDS}

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	2026-05-18T00:19:15.727571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5e4d1f1ef40587cebd780e0ad90301c8108d6c55c195a31b49513ab12dce6a7

Aliases

arxiv: 1804.01212 · arxiv_version: 1804.01212v1 · doi: 10.48550/arxiv.1804.01212 · pith_short_12: 2XSND4PPIBMH · pith_short_16: 2XSND4PPIBMHZ26X · pith_short_8: 2XSND4PP

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/2XSND4PPIBMHZ26XQDQK3EBQDS \
  | 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: d5e4d1f1ef40587cebd780e0ad90301c8108d6c55c195a31b49513ab12dce6a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b01e5a81aae44f6df2c75e73569cf0cd4a3969f5a4cdac31462c3b13e70097e",
    "cross_cats_sorted": [
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2018-04-04T02:19:27Z",
    "title_canon_sha256": "5084b15e517d9bb5789930ee176cbbf657d81c99e0119514f3a864c2f100c956"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01212",
    "kind": "arxiv",
    "version": 1
  }
}