Pith Number

pith:2VFF23IU

pith:2014:2VFF23IU6ABPUFHYUBNTCLZW5X

not attested not anchored not stored refs pending

Non-predetermined Model Theory

Rasoul Ramezanian

arxiv:1408.4681 v1 · 2014-08-20 · math.LO · cs.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{2VFF23IU6ABPUFHYUBNTCLZW5X}

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	2026-05-18T02:44:48.383843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d54a5d6d14f002fa14f8a05b312f36ede91975f5825f8699d5289bf5daa9b891

Aliases

arxiv: 1408.4681 · arxiv_version: 1408.4681v1 · doi: 10.48550/arxiv.1408.4681 · pith_short_12: 2VFF23IU6ABP · pith_short_16: 2VFF23IU6ABPUFHY · pith_short_8: 2VFF23IU

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/2VFF23IU6ABPUFHYUBNTCLZW5X \
  | 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: d54a5d6d14f002fa14f8a05b312f36ede91975f5825f8699d5289bf5daa9b891

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d796909d4386a59108e9904df2de10088686e9854a7bdc25aa562157e57754a",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-08-20T14:45:14Z",
    "title_canon_sha256": "2b692ddd39a97b88b162b7d08f51e1425a1c5736cdcfe16dc51c916da8aa8627"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4681",
    "kind": "arxiv",
    "version": 1
  }
}