Pith Number

pith:JOWYC7KC

pith:2021:JOWYC7KCYVPBXHB5FX4VDQYWAF

not attested not anchored not stored refs pending

XConv: Low-memory stochastic backpropagation for convolutional layers

Ali Siahkoohi, Anirudh Thatipelli, Felix J. Herrmann, Jeffrey Sam, Mathias Louboutin, Rongrong Wang

arxiv:2106.06998 v4 · 2021-06-13 · cs.LG · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JOWYC7KCYVPBXHB5FX4VDQYWAF}

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	2026-06-23T03:14:26.642402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bad817d42c55e1b9c3d2df951c31601634737f52e4ff2a2b3b45a5c966ae8f6

Aliases

arxiv: 2106.06998 · arxiv_version: 2106.06998v4 · doi: 10.48550/arxiv.2106.06998 · pith_short_12: JOWYC7KCYVPB · pith_short_16: JOWYC7KCYVPBXHB5 · pith_short_8: JOWYC7KC

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/JOWYC7KCYVPBXHB5FX4VDQYWAF \
  | 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: 4bad817d42c55e1b9c3d2df951c31601634737f52e4ff2a2b3b45a5c966ae8f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75aec6179d91e96c6d59ef58fada4eb8b5f123923d4d5a7ea6602a01871e4db0",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-06-13T13:54:02Z",
    "title_canon_sha256": "b4e35fde61d6b3ae5f6541b48d74821cd7a408902dd0889b78084084aed0cf64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.06998",
    "kind": "arxiv",
    "version": 4
  }
}