Pith Number

pith:HNT4PAQ3

pith:2023:HNT4PAQ3VC73HFALZBKPO2LPTZ

not attested not anchored not stored refs pending

Optimistic Meta-Gradients

Andr\'as Gy\"orgy, Brendan O'Donoghue, Hado van Hasselt, Satinder Singh, Sebastian Flennerhag, Tom Zahavy

arxiv:2301.03236 v1 · 2023-01-09 · cs.LG · cs.AI · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HNT4PAQ3VC73HFALZBKPO2LPTZ}

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	2026-07-05T05:31:27.024560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b67c7821ba8bfb3940bc854f7696f9e77f550a45bb8ac91ab47cbf0419190e9

Aliases

arxiv: 2301.03236 · arxiv_version: 2301.03236v1 · doi: 10.48550/arxiv.2301.03236 · pith_short_12: HNT4PAQ3VC73 · pith_short_16: HNT4PAQ3VC73HFAL · pith_short_8: HNT4PAQ3

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/HNT4PAQ3VC73HFALZBKPO2LPTZ \
  | 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: 3b67c7821ba8bfb3940bc854f7696f9e77f550a45bb8ac91ab47cbf0419190e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b60a5329d84a4eec1ca8d79a7152d4c5721837e09beed2e1c0c77136b0233ec",
    "cross_cats_sorted": [
      "cs.AI",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-01-09T10:05:12Z",
    "title_canon_sha256": "f31704e4dac86b50a86ef0df66e781fde7f4a2184cb1c1287339e709bc49208e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.03236",
    "kind": "arxiv",
    "version": 1
  }
}