Pith Number

pith:BPGJUH4H

pith:2022:BPGJUH4HRDD46ZW47QHHNKYSTR

not attested not anchored not stored refs pending

Practical tradeoffs between memory, compute, and performance in learned optimizers

C. Daniel Freeman, James Harrison, Jascha Sohl-Dickstein, Luke Metz, Niru Maheswaranathan

arxiv:2203.11860 v3 · 2022-03-22 · cs.LG · cs.NE · math.OC · 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{BPGJUH4HRDD46ZW47QHHNKYSTR}

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	2026-07-05T04:40:52.689631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bcc9a1f8788c7cf66dcfc0e76ab129c4ab5c04272a8455e3e97ecf054c4a1dd

Aliases

arxiv: 2203.11860 · arxiv_version: 2203.11860v3 · doi: 10.48550/arxiv.2203.11860 · pith_short_12: BPGJUH4HRDD4 · pith_short_16: BPGJUH4HRDD46ZW4 · pith_short_8: BPGJUH4H

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/BPGJUH4HRDD46ZW47QHHNKYSTR \
  | 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: 0bcc9a1f8788c7cf66dcfc0e76ab129c4ab5c04272a8455e3e97ecf054c4a1dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e60bff0d780c8557e4c32e628114841c33b38a1158052ca9762bceb52951e8ad",
    "cross_cats_sorted": [
      "cs.NE",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-03-22T16:36:36Z",
    "title_canon_sha256": "5164ff5c145fee65cc6b968f81b3dea7a915889c6bc879f1ef00c157825cbce6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.11860",
    "kind": "arxiv",
    "version": 3
  }
}