Pith Number

pith:IMQFZVHU

pith:2016:IMQFZVHUUOZSS6NMZG26ZWFAVT

not attested not anchored not stored refs pending

G\"odel Logic: from Natural Deduction to Parallel Computation

Agata Ciabattoni, Federico Aschieri, Francesco A. Genco

arxiv:1607.05120 v4 · 2016-07-18 · 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{IMQFZVHUUOZSS6NMZG26ZWFAVT}

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	2026-05-18T00:42:12.938912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43205cd4f4a3b32979acc9b5ecd8a0acd5108550ab0ea5ccf3d6afa84e5b0bf8

Aliases

arxiv: 1607.05120 · arxiv_version: 1607.05120v4 · doi: 10.48550/arxiv.1607.05120 · pith_short_12: IMQFZVHUUOZS · pith_short_16: IMQFZVHUUOZSS6NM · pith_short_8: IMQFZVHU

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/IMQFZVHUUOZSS6NMZG26ZWFAVT \
  | 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: 43205cd4f4a3b32979acc9b5ecd8a0acd5108550ab0ea5ccf3d6afa84e5b0bf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b16dc9f88ed2812206733bd57f31772cc90225198b4f18d32386db07f81eec3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-07-18T15:08:59Z",
    "title_canon_sha256": "7132f3aeba7903fd2899a0a9f661785d2c7c15318d5d617e23910187c5f0d2e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.05120",
    "kind": "arxiv",
    "version": 4
  }
}