Pith Number

pith:3O6LOFA3

pith:2016:3O6LOFA3DEWXQHDOD5URUHXZYE

not attested not anchored not stored refs pending

Unified Correspondence and Proof Theory for Strict Implication

Minghui Ma, Zhiguang Zhao

arxiv:1604.08822 v1 · 2016-04-29 · 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{3O6LOFA3DEWXQHDOD5URUHXZYE}

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	2026-05-18T01:13:37.502829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbbcb7141b192d781c6e1f691a1ef9c1014c812fa420d318ae4510aae089a9b2

Aliases

arxiv: 1604.08822 · arxiv_version: 1604.08822v1 · doi: 10.48550/arxiv.1604.08822 · pith_short_12: 3O6LOFA3DEWX · pith_short_16: 3O6LOFA3DEWXQHDO · pith_short_8: 3O6LOFA3

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/3O6LOFA3DEWXQHDOD5URUHXZYE \
  | 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: dbbcb7141b192d781c6e1f691a1ef9c1014c812fa420d318ae4510aae089a9b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2ed0a4c2856d8c31d464a4241f8e864a947eff27b247ee7d78cc246cd50cc52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2016-04-29T13:30:55Z",
    "title_canon_sha256": "33e77d88c521d0f812b1bcad6c5c13f23911ccd747f67b117b939c978521eda4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08822",
    "kind": "arxiv",
    "version": 1
  }
}