Pith Number

pith:ROGNHV2S

pith:2018:ROGNHV2SQNTMH5OHB75ZL4MYQ6

not attested not anchored not stored refs pending

Cut Elimination for Weak Modal Grzegorczyk Logic via Non-Well-Founded Proofs

Daniyar Shamkanov, Yury Savateev

arxiv:1804.01432 v1 · 2018-04-03 · 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{ROGNHV2SQNTMH5OHB75ZL4MYQ6}

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	2026-05-18T00:19:15.060462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b8cd3d7528366c3f5c70ffb95f19887a9ee1d6eb4081d5ccb499277d8e998f7

Aliases

arxiv: 1804.01432 · arxiv_version: 1804.01432v1 · doi: 10.48550/arxiv.1804.01432 · pith_short_12: ROGNHV2SQNTM · pith_short_16: ROGNHV2SQNTMH5OH · pith_short_8: ROGNHV2S

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/ROGNHV2SQNTMH5OHB75ZL4MYQ6 \
  | 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: 8b8cd3d7528366c3f5c70ffb95f19887a9ee1d6eb4081d5ccb499277d8e998f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "699f0062f944d872f6113b81a8f6b8e7762dfc98fbf59b5e73c7c4896e6b9ea6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-04-03T13:54:32Z",
    "title_canon_sha256": "7f7d1f28b949631add516b1d7dccda5340fbcd2c7e2cf551dc5abdfb9c6a93ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01432",
    "kind": "arxiv",
    "version": 1
  }
}