Pith Number

pith:PNWDPYVM

pith:2024:PNWDPYVMA3WTA46M54L6QSNUTY

not attested not anchored not stored refs pending

Exponential Speedups by Rerooting Levin Tree Search

Laurent Orseau, Levi H.S. Lelis, Marcus Hutter

arxiv:2412.05196 v2 · 2024-12-06 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PNWDPYVMA3WTA46M54L6QSNUTY}

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.

Cited by

1 paper in Pith

Structure-Induced Information for Rerooting Levin Tree Search

Receipt and verification

First computed	2026-07-05T10:28:29.853507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b6c37e2ac06ed3073ccef17e849b49e0b37168b76d8f170409ce098a45bd311

Aliases

arxiv: 2412.05196 · arxiv_version: 2412.05196v2 · doi: 10.48550/arxiv.2412.05196 · pith_short_12: PNWDPYVMA3WT · pith_short_16: PNWDPYVMA3WTA46M · pith_short_8: PNWDPYVM

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/PNWDPYVMA3WTA46M54L6QSNUTY \
  | 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: 7b6c37e2ac06ed3073ccef17e849b49e0b37168b76d8f170409ce098a45bd311

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04bdeb83d9c8f04adac186b9d92dafb06e13c2187d1800e83943e78fa512c182",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2024-12-06T17:20:50Z",
    "title_canon_sha256": "c8721d42602be77752d69f567eb0f3ae21e049b35d1099a34302b3718190fccf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.05196",
    "kind": "arxiv",
    "version": 2
  }
}