Pith Number

pith:K36NCN72

pith:2018:K36NCN72UWELURC4IXNCR4EB3H

not attested not anchored not stored refs pending

A transfer principle for second-order arithmetic, and applications

Asgar Jamneshan, Merlin Carl

arxiv:1804.01573 v5 · 2018-04-04 · 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{K36NCN72UWELURC4IXNCR4EB3H}

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	2026-05-17T23:56:29.912256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56fcd137faa588ba445c45da28f081d9c6261e92a047a7ced9dc3ba0cafd4876

Aliases

arxiv: 1804.01573 · arxiv_version: 1804.01573v5 · doi: 10.48550/arxiv.1804.01573 · pith_short_12: K36NCN72UWEL · pith_short_16: K36NCN72UWELURC4 · pith_short_8: K36NCN72

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/K36NCN72UWELURC4IXNCR4EB3H \
  | 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: 56fcd137faa588ba445c45da28f081d9c6261e92a047a7ced9dc3ba0cafd4876

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cf676e699ad4b0014f5eb1e770f90bc68817a3b781c82a4a4b9adb0acd6e202",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-04-04T19:05:13Z",
    "title_canon_sha256": "c6a4f51fd2eae73eb8f59ff66aac2251265e81798987160b162f3532136d009d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01573",
    "kind": "arxiv",
    "version": 5
  }
}