Pith Number

pith:BDU5ACZX

pith:2021:BDU5ACZXL3F5IHMNXFKHACW6VR

not attested not anchored not stored refs pending

Sample Efficient Linear Meta-Learning by Alternating Minimization

Kiran Koshy Thekumparampil, Praneeth Netrapalli, Prateek Jain, Sewoong Oh

arxiv:2105.08306 v1 · 2021-05-18 · cs.LG · cs.AI · 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{BDU5ACZXL3F5IHMNXFKHACW6VR}

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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.

Cited by

2 papers in Pith

Double Preconditioning (DoPr): Optimization for Test-Time Performance, not Validation Loss

Multi-Task Representation Learning for Conservative Linear Bandits

Receipt and verification

First computed	2026-07-05T02:40:53.905725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08e9d00b375ecbd41d8db954700adeac52bf6e7a5a37b9fd3d613f25239433b3

Aliases

arxiv: 2105.08306 · arxiv_version: 2105.08306v1 · doi: 10.48550/arxiv.2105.08306 · pith_short_12: BDU5ACZXL3F5 · pith_short_16: BDU5ACZXL3F5IHMN · pith_short_8: BDU5ACZX

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/BDU5ACZXL3F5IHMNXFKHACW6VR \
  | 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: 08e9d00b375ecbd41d8db954700adeac52bf6e7a5a37b9fd3d613f25239433b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fe9e133776a482ba31e5628d6152886a4508636e18f328647db397dfeb5eb47",
    "cross_cats_sorted": [
      "cs.AI",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-05-18T06:46:48Z",
    "title_canon_sha256": "342478ae62d73a0ae9b404d7992a1cf6c28b3351e9934822f636f685b90c843a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.08306",
    "kind": "arxiv",
    "version": 1
  }
}