Pith Number

pith:FCCC5F5W

pith:2016:FCCC5F5WFPXVE76SKIYNXHUZ34

not attested not anchored not stored refs pending

Godel's Second Incompleteness Theorem for Definable Theories

Conden Chao, Payam Seraji

arxiv:1602.02416 v3 · 2016-02-07 · 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{FCCC5F5WFPXVE76SKIYNXHUZ34}

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	2026-05-18T01:15:57.586580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28842e97b62bef527fd25230db9e99df318f1872c94d194b716718c71604ee89

Aliases

arxiv: 1602.02416 · arxiv_version: 1602.02416v3 · doi: 10.48550/arxiv.1602.02416 · pith_short_12: FCCC5F5WFPXV · pith_short_16: FCCC5F5WFPXVE76S · pith_short_8: FCCC5F5W

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/FCCC5F5WFPXVE76SKIYNXHUZ34 \
  | 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: 28842e97b62bef527fd25230db9e99df318f1872c94d194b716718c71604ee89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eda5b4e3dbeb184601ebf8d179d1ce89bb32a7bb1c51c2f45f333262a20b4218",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2016-02-07T20:14:42Z",
    "title_canon_sha256": "067174a941368e2542807f151b83c7a665da5810957124ce3960c38fc7635e3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.02416",
    "kind": "arxiv",
    "version": 3
  }
}