Pith Number

pith:VKW6TL3L

pith:2018:VKW6TL3LZRJ76AAQJ5ELAYB7KP

not attested not anchored not stored refs pending

An interpolant in predicate G\"odel logic

Mai Gehrke, Matthias Baaz, Sam van Gool

arxiv:1803.03003 v2 · 2018-03-08 · 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{VKW6TL3LZRJ76AAQJ5ELAYB7KP}

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	2026-05-17T23:54:16.668614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aaade9af6bcc53ff00104f48b0603f53e49b4eb95f473e3a7fcaaf38d1cc92f5

Aliases

arxiv: 1803.03003 · arxiv_version: 1803.03003v2 · doi: 10.48550/arxiv.1803.03003 · pith_short_12: VKW6TL3LZRJ7 · pith_short_16: VKW6TL3LZRJ76AAQ · pith_short_8: VKW6TL3L

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/VKW6TL3LZRJ76AAQJ5ELAYB7KP \
  | 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: aaade9af6bcc53ff00104f48b0603f53e49b4eb95f473e3a7fcaaf38d1cc92f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "281ffd9d51725e7a3f3f91c599176d689009b1b6586f0d47e18437673c9bfb17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-03-08T08:48:08Z",
    "title_canon_sha256": "c34405b81aa61e01981e71443db26cfbba27d76f8e8d6fe2ca78a9bffd53b6fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03003",
    "kind": "arxiv",
    "version": 2
  }
}