Pith Number

pith:QHZ3URLR

pith:2026:QHZ3URLRAELJUA23QYN3PQ25WF

not attested not anchored not stored refs pending

Mind the Sim-to-Real Gap & Think Like a Scientist

Alexander Volfovsky, Dominique Perrault-Joncas, Gabriel Levin-Konigsberg, Harsh Parikh

arxiv:2605.21458 v1 · 2026-05-20 · cs.AI · cs.LG · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QHZ3URLRAELJUA23QYN3PQ25WF}

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	2026-05-21T02:05:38.216784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81f3ba457101169a035b861bb7c35db14a3ba1a90cbe7f4bc73f291babb721dc

Aliases

arxiv: 2605.21458 · arxiv_version: 2605.21458v1 · doi: 10.48550/arxiv.2605.21458 · pith_short_12: QHZ3URLRAELJ · pith_short_16: QHZ3URLRAELJUA23 · pith_short_8: QHZ3URLR

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/QHZ3URLRAELJUA23QYN3PQ25WF \
  | 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: 81f3ba457101169a035b861bb7c35db14a3ba1a90cbe7f4bc73f291babb721dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf960b6a1378b0de478b4b0017eda69be17fd9bb035a82079e3e9d3f1e1009eb",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-20T17:48:14Z",
    "title_canon_sha256": "da9d65b10da52aae32fb34c4d865df8ef9654473d489aa0b84b536cb14119c4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21458",
    "kind": "arxiv",
    "version": 1
  }
}