Pith Number

pith:5JHYVTXP

pith:2026:5JHYVTXPFKHUZPTSYSGW7M74LQ

not attested not anchored not stored refs pending

The Rank-One Corner: How Much Value Equivalence Does a Task Need from a World Model?

Donna Vakalis

arxiv:2607.06640 v1 · 2026-07-07 · cs.LG · 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{5JHYVTXPFKHUZPTSYSGW7M74LQ}

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	2026-07-09T00:19:21.392594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea4f8aceef2a8f4cbe72c48d6fb3fc5c19ffe48e7e5e6d64d06eb72599654625

Aliases

arxiv: 2607.06640 · arxiv_version: 2607.06640v1 · doi: 10.48550/arxiv.2607.06640 · pith_short_12: 5JHYVTXPFKHU · pith_short_16: 5JHYVTXPFKHUZPTS · pith_short_8: 5JHYVTXP

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/5JHYVTXPFKHUZPTSYSGW7M74LQ \
  | 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: ea4f8aceef2a8f4cbe72c48d6fb3fc5c19ffe48e7e5e6d64d06eb72599654625

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "915f123fc8257f95f64352059868f0adea081ad99685a0b7b1cb75a7b9e1653e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-07T14:45:17Z",
    "title_canon_sha256": "061db15112650e984a57ef4240812f482a184eac8aeb06c343182de15957ed1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06640",
    "kind": "arxiv",
    "version": 1
  }
}