Pith Number

pith:KLF3NK4W

pith:2024:KLF3NK4WHMAPTW2BYYQ7CFCELI

not attested not anchored not stored refs pending

The Ginsburg--Sands theorem and computability theory

Andrew De Lapo, Damir Dzhafarov, Heidi Benham, Java Darleen Villano, Reed Solomon

arxiv:2402.05990 v2 · 2024-02-08 · 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{KLF3NK4WHMAPTW2BYYQ7CFCELI}

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	2026-07-05T08:36:45.610161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52cbb6ab963b00f9db41c621f114445a10d650b0f55dc2a6256b793b7352614c

Aliases

arxiv: 2402.05990 · arxiv_version: 2402.05990v2 · doi: 10.48550/arxiv.2402.05990 · pith_short_12: KLF3NK4WHMAP · pith_short_16: KLF3NK4WHMAPTW2B · pith_short_8: KLF3NK4W

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/KLF3NK4WHMAPTW2BYYQ7CFCELI \
  | 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: 52cbb6ab963b00f9db41c621f114445a10d650b0f55dc2a6256b793b7352614c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ef011ec16c767385f3de6f1a9ca486a0b4ba3721813767f8d5a07dc6d24e701",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2024-02-08T18:59:57Z",
    "title_canon_sha256": "5572e35d72ac4888cf32ba2a8a18d8e64b8e31d56e7d667f7389c54f32039809"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.05990",
    "kind": "arxiv",
    "version": 2
  }
}