Pith Number

pith:DDTDSYTX

pith:2002:DDTDSYTXUE5KYY2R6COLD3AHH5

not attested not anchored not stored refs pending

Recursive Synthesis and the Foundations of Mathematics

Aarno Hohti

arxiv:math/0208184 v1 · 2002-08-23 · math.HO · 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{DDTDSYTXUE5KYY2R6COLD3AHH5}

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	2026-07-04T14:36:23.495728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18e6396277a13aac6351f09cb1ec073f76df689a5f55a9108aec129b3b1651ab

Aliases

arxiv: math/0208184 · arxiv_version: math/0208184v1 · doi: 10.48550/arxiv.math/0208184 · pith_short_12: DDTDSYTXUE5K · pith_short_16: DDTDSYTXUE5KYY2R · pith_short_8: DDTDSYTX

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/DDTDSYTXUE5KYY2R6COLD3AHH5 \
  | 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: 18e6396277a13aac6351f09cb1ec073f76df689a5f55a9108aec129b3b1651ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "951f0224ed1d10d74f03b566a5ced67c4be42c6975ae909b4bee52a332cfb6ed",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "",
    "primary_cat": "math.HO",
    "submitted_at": "2002-08-23T13:03:41Z",
    "title_canon_sha256": "e28dc8ada1d5eaedd937cae57514fdae634168627b16c89aeae4e4543bc2ab18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0208184",
    "kind": "arxiv",
    "version": 1
  }
}