Pith Number

pith:752S7SAX

pith:2016:752S7SAXWRVG67KHLNHW2USKXN

not attested not anchored not stored refs pending

Deep unsupervised learning through spatial contrasting

Elad Hoffer, Itay Hubara, Nir Ailon

arxiv:1610.00243 v2 · 2016-10-02 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{752S7SAXWRVG67KHLNHW2USKXN}

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	2026-05-17T23:59:18.254809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff752fc817b46a6f7d475b4f6d524abb6a6b5519535cb5bb70786beb663b185f

Aliases

arxiv: 1610.00243 · arxiv_version: 1610.00243v2 · doi: 10.48550/arxiv.1610.00243 · pith_short_12: 752S7SAXWRVG · pith_short_16: 752S7SAXWRVG67KH · pith_short_8: 752S7SAX

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/752S7SAXWRVG67KHLNHW2USKXN \
  | 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: ff752fc817b46a6f7d475b4f6d524abb6a6b5519535cb5bb70786beb663b185f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "541b16a8463c316b32e712a346215d8cb18db89c9b3f21b99493d4021352bb28",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-10-02T08:42:59Z",
    "title_canon_sha256": "76a09cf4d748a72b6f496cece9ddbc2868775c3d7ce57502ed71ac7311b20e16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00243",
    "kind": "arxiv",
    "version": 2
  }
}