Pith Number

pith:W5QKANHV

pith:2014:W5QKANHVHAPHZMJWHIJUQQBXZQ

not attested not anchored not stored refs pending

Compressive Classification of a Mixture of Gaussians: Analysis, Designs and Geometrical Interpretation

Francesco Renna, Hugo Reboredo, Miguel R. D. Rodrigues, Robert Calderbank

arxiv:1401.6962 v1 · 2014-01-27 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W5QKANHVHAPHZMJWHIJUQQBXZQ}

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	2026-05-18T03:01:00.159799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b760a034f5381e7cb1363a13484037cc3fe7e4b8963668f5a626956bf7e11f2f

Aliases

arxiv: 1401.6962 · arxiv_version: 1401.6962v1 · doi: 10.48550/arxiv.1401.6962 · pith_short_12: W5QKANHVHAPH · pith_short_16: W5QKANHVHAPHZMJW · pith_short_8: W5QKANHV

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/W5QKANHVHAPHZMJWHIJUQQBXZQ \
  | 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: b760a034f5381e7cb1363a13484037cc3fe7e4b8963668f5a626956bf7e11f2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76411a0c00a4d2c50107b6de8768ecb153c67b5d7f100388cb5130be0cad7e72",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-01-27T18:57:59Z",
    "title_canon_sha256": "65c6d608b71e7cfec10240ab3c6c98eec67b666987f2eb8d5ef16e3b0158c166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6962",
    "kind": "arxiv",
    "version": 1
  }
}