Pith Number

pith:FRBXTQ4K

pith:2019:FRBXTQ4KWE3XVK7HSNKH2FXT5V

not attested not anchored not stored refs pending

Meta-Learning surrogate models for sequential decision making

Alexandre Galashov, David Saxton, Hyunjik Kim, Jonathan Schwarz, Marta Garnelo, Pushmeet Kohli, S.M. Ali Eslami, Yee Whye Teh

arxiv:1903.11907 v2 · 2019-03-28 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRBXTQ4KWE3XVK7HSNKH2FXT5V}

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	2026-05-17T23:43:32.720840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c4379c38ab1377aabe793547d16f3ed7dc8b38111c5f91644a7099b4503c3b3

Aliases

arxiv: 1903.11907 · arxiv_version: 1903.11907v2 · doi: 10.48550/arxiv.1903.11907 · pith_short_12: FRBXTQ4KWE3X · pith_short_16: FRBXTQ4KWE3XVK7H · pith_short_8: FRBXTQ4K

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/FRBXTQ4KWE3XVK7HSNKH2FXT5V \
  | 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: 2c4379c38ab1377aabe793547d16f3ed7dc8b38111c5f91644a7099b4503c3b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34af7d576dd58f34b6513bee0536ece5113019f8891a00b21425197a6241d139",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-03-28T11:57:54Z",
    "title_canon_sha256": "305ccdbc83a1e9782de9d07591d7f39b82cb2ee3dcd058d24571a310f91b6efa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11907",
    "kind": "arxiv",
    "version": 2
  }
}