Pith Number

pith:2U2E2RUP

pith:2026:2U2E2RUPYONJFGLH57W2VOFU2U

not attested not anchored not stored refs pending

Recursive Jump Operators and Optimal Proof Systems

Fabian Egidy

arxiv:2606.01242 v1 · 2026-05-31 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2U2E2RUPYONJFGLH57W2VOFU2U}

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	2026-06-02T02:04:27.717063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5344d468fc39a929967efedaab8b4d52e97b8971a84790b51f5343383f20889

Aliases

arxiv: 2606.01242 · arxiv_version: 2606.01242v1 · doi: 10.48550/arxiv.2606.01242 · pith_short_12: 2U2E2RUPYONJ · pith_short_16: 2U2E2RUPYONJFGLH · pith_short_8: 2U2E2RUP

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/2U2E2RUPYONJFGLH57W2VOFU2U \
  | 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: d5344d468fc39a929967efedaab8b4d52e97b8971a84790b51f5343383f20889

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d28852d5bf0670032c00b0ea88293a9452003ce73e9509e6f774c42326801c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2026-05-31T13:49:41Z",
    "title_canon_sha256": "c05f57974b3451d37ca722a359b4445fcfddc3eb713e47096f0619586ef690e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.01242",
    "kind": "arxiv",
    "version": 1
  }
}