Pith Number

pith:BYB4BS7N

pith:2018:BYB4BS7NA3RZMLJ5XSJHUJ2RCL

not attested not anchored not stored refs pending

On the model-completion of Heyting algebras

Luck Darni\`ere (LAREMA)

arxiv:1810.01704 v1 · 2018-10-03 · 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{BYB4BS7NA3RZMLJ5XSJHUJ2RCL}

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	2026-05-18T00:04:11.198379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e03c0cbed06e3962d3dbc927a275112f601deeb40c4fa88d65379eebd2b8a69

Aliases

arxiv: 1810.01704 · arxiv_version: 1810.01704v1 · doi: 10.48550/arxiv.1810.01704 · pith_short_12: BYB4BS7NA3RZ · pith_short_16: BYB4BS7NA3RZMLJ5 · pith_short_8: BYB4BS7N

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/BYB4BS7NA3RZMLJ5XSJHUJ2RCL \
  | 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: 0e03c0cbed06e3962d3dbc927a275112f601deeb40c4fa88d65379eebd2b8a69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1095b85ab3b5b1e08d0c89607301fbe37884465ff0b34382339b5ce614f8b944",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-10-03T12:02:46Z",
    "title_canon_sha256": "1b1e6d5a5f549976e01e331d2f9a07fc3de9e9d408b4a1be08926fc4c533b2b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01704",
    "kind": "arxiv",
    "version": 1
  }
}