Pith Number

pith:QATRWZVO

pith:2012:QATRWZVOOCWJHXWDBWVU35X2OD

not attested not anchored not stored refs pending

Hybrid Optimized Back propagation Learning Algorithm For Multi-layer Perceptron

Arka Ghosh, Mriganka Chakraborty

arxiv:1212.1752 v1 · 2012-12-08 · 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{QATRWZVOOCWJHXWDBWVU35X2OD}

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	2026-05-18T03:38:12.218350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80271b66ae70ac93dec30dab4df6fa70f69f5bbd22645ef85cd8cf261fe1c5a2

Aliases

arxiv: 1212.1752 · arxiv_version: 1212.1752v1 · doi: 10.48550/arxiv.1212.1752 · pith_short_12: QATRWZVOOCWJ · pith_short_16: QATRWZVOOCWJHXWD · pith_short_8: QATRWZVO

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/QATRWZVOOCWJHXWDBWVU35X2OD \
  | 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: 80271b66ae70ac93dec30dab4df6fa70f69f5bbd22645ef85cd8cf261fe1c5a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f19ec0186b434e86ff9bd9be771219b77324cc87fa6ec6993180571070bc9abf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2012-12-08T02:47:40Z",
    "title_canon_sha256": "6e32a0b295a8a46a34bd7e33162851b23358d310ce8ac79189b147c14614d1a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1752",
    "kind": "arxiv",
    "version": 1
  }
}