Pith Number

pith:COVVVTSK

pith:2015:COVVVTSKDBO5QZGFTG3GLWK544

not attested not anchored not stored refs pending

A Survey: Time Travel in Deep Learning Space: An Introduction to Deep Learning Models and How Deep Learning Models Evolved from the Initial Ideas

Bhiksha Raj, Haohan Wang

arxiv:1510.04781 v2 · 2015-10-16 · cs.LG · 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{COVVVTSKDBO5QZGFTG3GLWK544}

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	2026-05-18T01:27:38.114194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13ab5ace4a185dd864c599b665d95de7382844bfe474debc30bb7b78241502d4

Aliases

arxiv: 1510.04781 · arxiv_version: 1510.04781v2 · doi: 10.48550/arxiv.1510.04781 · pith_short_12: COVVVTSKDBO5 · pith_short_16: COVVVTSKDBO5QZGF · pith_short_8: COVVVTSK

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/COVVVTSKDBO5QZGFTG3GLWK544 \
  | 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: 13ab5ace4a185dd864c599b665d95de7382844bfe474debc30bb7b78241502d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dad8da41822e88c315229bf2d3eb6c4545bc51f93c6882e45423a5902bd716e",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-10-16T05:37:06Z",
    "title_canon_sha256": "0eacb962be0a2fffd3bd685fef6efbc66d2d1d097f1cb5971cf6f15190c46f69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04781",
    "kind": "arxiv",
    "version": 2
  }
}