Pith Number

pith:TKYYKQC6

pith:2018:TKYYKQC6QCLXIIJLCHL37M3HOM

not attested not anchored not stored refs pending

A framework for constructing sets without configurations

Robert Fraser

arxiv:1810.01219 v2 · 2018-10-02 · math.CA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TKYYKQC6QCLXIIJLCHL37M3HOM}

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	2026-05-18T00:03:44.947080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ab185405e809774212b11d7bfb367731a2556e30f28ad5e69e096c83e33c313

Aliases

arxiv: 1810.01219 · arxiv_version: 1810.01219v2 · doi: 10.48550/arxiv.1810.01219 · pith_short_12: TKYYKQC6QCLX · pith_short_16: TKYYKQC6QCLXIIJL · pith_short_8: TKYYKQC6

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/TKYYKQC6QCLXIIJLCHL37M3HOM \
  | 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: 9ab185405e809774212b11d7bfb367731a2556e30f28ad5e69e096c83e33c313

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3911a8ed94b6b7580c9c999b2bf60ef1530f45e49b88caf94207f9fbcb390884",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-10-02T13:07:41Z",
    "title_canon_sha256": "d31f8ae2ab6dd07a232afbaf0336622aaef09550971dd87e1568aec95e7a1cd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01219",
    "kind": "arxiv",
    "version": 2
  }
}