Pith Number

pith:7G2V6HGO

pith:2021:7G2V6HGOWINEUDB6BLXA6RM2T2

not attested not anchored not stored refs pending

Examining convolutional feature extraction using Maximum Entropy (ME) and Signal-to-Noise Ratio (SNR) for image classification

Nidhi Gowdra, Roopak Sinha, Stephen MacDonell

arxiv:2105.04097 v1 · 2021-05-10 · 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{7G2V6HGOWINEUDB6BLXA6RM2T2}

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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	2026-07-05T02:38:41.811522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9b55f1cceb21a4a0c3e0aee0f459a9e9e45d7997060623be3c70c8164fb25aa

Aliases

arxiv: 2105.04097 · arxiv_version: 2105.04097v1 · doi: 10.48550/arxiv.2105.04097 · pith_short_12: 7G2V6HGOWINE · pith_short_16: 7G2V6HGOWINEUDB6 · pith_short_8: 7G2V6HGO

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/7G2V6HGOWINEUDB6BLXA6RM2T2 \
  | 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: f9b55f1cceb21a4a0c3e0aee0f459a9e9e45d7997060623be3c70c8164fb25aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faea59fe4bf0ee8d429c3cfee292757dc6a1668a069af184ac355079ac752b2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2021-05-10T03:58:06Z",
    "title_canon_sha256": "eba46de82667e8771328d7c1c5716b72364d8de3a4cbf0d9318a45b7f73d1c10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.04097",
    "kind": "arxiv",
    "version": 1
  }
}