Pith Number

pith:OEXUBLDN

pith:2018:OEXUBLDNTRJLBHTRPT5YDHTZ35

not attested not anchored not stored refs pending

Structural Logic and Abstract Elementary Classes with Intersection

Sebastien Vasey, Will Boney

arxiv:1801.01908 v3 · 2018-01-05 · 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{OEXUBLDNTRJLBHTRPT5YDHTZ35}

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	2026-05-17T23:46:41.987028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

712f40ac6d9c52b09e717cfb819e79df79322fe6bcaa7d873a8c2bce169b6391

Aliases

arxiv: 1801.01908 · arxiv_version: 1801.01908v3 · doi: 10.48550/arxiv.1801.01908 · pith_short_12: OEXUBLDNTRJL · pith_short_16: OEXUBLDNTRJLBHTR · pith_short_8: OEXUBLDN

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/OEXUBLDNTRJLBHTRPT5YDHTZ35 \
  | 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: 712f40ac6d9c52b09e717cfb819e79df79322fe6bcaa7d873a8c2bce169b6391

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74c038baba9bda56be29d2a1201f18c0e65c911f3ac428b310ae1dde50e33cac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-01-05T20:15:43Z",
    "title_canon_sha256": "7439e738aff6bfe6450131f27b83abb0bf41fb94c47ce8910b346058cb10b11b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01908",
    "kind": "arxiv",
    "version": 3
  }
}