Pith Number

pith:EF6QVJ4X

pith:2026:EF6QVJ4XWJBUBVQ5NKXUD2MIUQ

not attested not anchored not stored refs pending

Generalised Bellman recurrence and three dualities in sequential decision-making

Daniel Polani, David Hyland, Fernando E. Rosas

arxiv:2607.18077 v1 · 2026-07-20 · 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{EF6QVJ4XWJBUBVQ5NKXUD2MIUQ}

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	2026-07-21T02:22:15.154792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

217d0aa797b24340d61d6aaf41e988a41c2d1e33bd6a4fa6d4531542993ccc0b

Aliases

arxiv: 2607.18077 · arxiv_version: 2607.18077v1 · doi: 10.48550/arxiv.2607.18077 · pith_short_12: EF6QVJ4XWJBU · pith_short_16: EF6QVJ4XWJBUBVQ5 · pith_short_8: EF6QVJ4X

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/EF6QVJ4XWJBUBVQ5NKXUD2MIUQ \
  | 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: 217d0aa797b24340d61d6aaf41e988a41c2d1e33bd6a4fa6d4531542993ccc0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e966c2d4cd0ad4ef6dc82003c641cc94ecc8134f0c30f53f91f1836438c1cbf0",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-20T15:46:19Z",
    "title_canon_sha256": "3a284e20be18efd984aecff7f3cc7ca70e598320a8371d243772d678f8bfaa3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18077",
    "kind": "arxiv",
    "version": 1
  }
}