Pith Number

pith:DKKPAHBU

pith:2019:DKKPAHBUBBF2TZHNHHHUMUHLJG

not attested not anchored not stored refs pending

Metastable convergence and logical compactness

Eduardo Duenez, Jose Iovino, Xavier Caicedo

arxiv:1907.02398 v2 · 2019-07-04 · 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{DKKPAHBUBBF2TZHNHHHUMUHLJG}

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	2026-05-17T23:41:07.020183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a94f01c34084ba9e4ed39cf4650eb49b8bf0187e829cd4a740b9c37112879b0

Aliases

arxiv: 1907.02398 · arxiv_version: 1907.02398v2 · doi: 10.48550/arxiv.1907.02398 · pith_short_12: DKKPAHBUBBF2 · pith_short_16: DKKPAHBUBBF2TZHN · pith_short_8: DKKPAHBU

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/DKKPAHBUBBF2TZHNHHHUMUHLJG \
  | 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: 1a94f01c34084ba9e4ed39cf4650eb49b8bf0187e829cd4a740b9c37112879b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13e909d4cea4736bb0618223b6cc0e4e43241241ea5b633d5c496d51d8fa2e19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2019-07-04T13:34:43Z",
    "title_canon_sha256": "f8c27a664f787ac2e183ef033751ae2d0c519a62d4f8290f95ff500c4226ec4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02398",
    "kind": "arxiv",
    "version": 2
  }
}