Pith Number

pith:VVLZG3RD

pith:2018:VVLZG3RDL7VKQNJPDYRZPUQGRN

not attested not anchored not stored refs pending

Gradient Agreement as an Optimization Objective for Meta-Learning

Amir Erfan Eshratifar, David Eigen, Massoud Pedram

arxiv:1810.08178 v1 · 2018-10-18 · 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{VVLZG3RDL7VKQNJPDYRZPUQGRN}

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	2026-05-18T00:02:50.368944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad57936e235feaa8352f1e2397d2068b782276bb50baa4fc939d61c74e6eb5aa

Aliases

arxiv: 1810.08178 · arxiv_version: 1810.08178v1 · doi: 10.48550/arxiv.1810.08178 · pith_short_12: VVLZG3RDL7VK · pith_short_16: VVLZG3RDL7VKQNJP · pith_short_8: VVLZG3RD

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/VVLZG3RDL7VKQNJPDYRZPUQGRN \
  | 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: ad57936e235feaa8352f1e2397d2068b782276bb50baa4fc939d61c74e6eb5aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3b268d732d472b15c5545f0c0c946286789848c89752f68a828c02d157f09db",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-10-18T17:38:57Z",
    "title_canon_sha256": "c9f89faf964338ee9e2b8af3bcc2f3cb6501e738c49fac9cab714114055c20c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08178",
    "kind": "arxiv",
    "version": 1
  }
}