Pith Number

pith:RPDJL5T3

pith:2011:RPDJL5T3LLLARC5OH2VDJVC456

not attested not anchored not stored refs pending

A note on canonical bases and one-based types in supersimple theories

Zo\'e Chatzidakis

arxiv:1201.0134 v4 · 2011-12-30 · 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{RPDJL5T3LLLARC5OH2VDJVC456}

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	2026-05-18T03:42:33.984061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bc695f67b5ad6088bae3eaa34d45cefb02e210d477357df88e942fa892f240a

Aliases

arxiv: 1201.0134 · arxiv_version: 1201.0134v4 · doi: 10.48550/arxiv.1201.0134 · pith_short_12: RPDJL5T3LLLA · pith_short_16: RPDJL5T3LLLARC5O · pith_short_8: RPDJL5T3

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/RPDJL5T3LLLARC5OH2VDJVC456 \
  | 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: 8bc695f67b5ad6088bae3eaa34d45cefb02e210d477357df88e942fa892f240a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fe69438e57495b3f9056ff4b009154ed00ec1b2b64eeb7dbafbb3b2840b3952",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2011-12-30T14:46:38Z",
    "title_canon_sha256": "6699f5ce9f0e31a22a94ac157842866db443fc13727c741ac05ff0ec0752ad07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0134",
    "kind": "arxiv",
    "version": 4
  }
}