Pith Number

pith:DLXZHG2P

pith:2018:DLXZHG2PG25OFJD2P2HX5JLBPZ

not attested not anchored not stored refs pending

On $\left( 1,\omega_{1}\right) $\emph{-}weakly universal functions

Osvaldo Guzman

arxiv:1810.09072 v1 · 2018-10-22 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DLXZHG2PG25OFJD2P2HX5JLBPZ}

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	2026-05-18T00:02:41.091927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aef939b4f36bae2a47a7e8f7ea5617e66d685d3dcda781f7f9cfa0c7f92c781

Aliases

arxiv: 1810.09072 · arxiv_version: 1810.09072v1 · doi: 10.48550/arxiv.1810.09072 · pith_short_12: DLXZHG2PG25O · pith_short_16: DLXZHG2PG25OFJD2 · pith_short_8: DLXZHG2P

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/DLXZHG2PG25OFJD2P2HX5JLBPZ \
  | 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: 1aef939b4f36bae2a47a7e8f7ea5617e66d685d3dcda781f7f9cfa0c7f92c781

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8116bdb3097a83efc473c1e6f2328a09068384e824b571e122d4caf8362b16e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-10-22T03:36:47Z",
    "title_canon_sha256": "ad5b55f59646d2b159770e2431972d04d78998740a972250bb5e6106e13b854a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.09072",
    "kind": "arxiv",
    "version": 1
  }
}