Pith Number

pith:5FE3O65B

pith:2021:5FE3O65BXDGXZRDTJHZEDIU73K

not attested not anchored not stored refs pending

Opportunistic Emulation of Computationally Expensive Simulations via Deep Learning

Brendan Power, Conrad Sanderson, Dan Pagendam, Frederick Bennett, Ross Darnell

arxiv:2108.11057 v3 · 2021-08-25 · 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{5FE3O65BXDGXZRDTJHZEDIU73K}

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	2026-07-05T03:44:30.721651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e949b77ba1b8cd7cc47349f241a29fdaba392e024d5a20eff75125730f529051

Aliases

arxiv: 2108.11057 · arxiv_version: 2108.11057v3 · doi: 10.48550/arxiv.2108.11057 · pith_short_12: 5FE3O65BXDGX · pith_short_16: 5FE3O65BXDGXZRDT · pith_short_8: 5FE3O65B

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/5FE3O65BXDGXZRDTJHZEDIU73K \
  | 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: e949b77ba1b8cd7cc47349f241a29fdaba392e024d5a20eff75125730f529051

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e2b30f6f15cfb38bd1c50f70082389f5cce8bb32d0a861253ac6e963b42a99c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-08-25T05:57:16Z",
    "title_canon_sha256": "9d93ff15bc06c1456ca60aa8068e52c120c91d0dc639fd64f66b20558243eca9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.11057",
    "kind": "arxiv",
    "version": 3
  }
}