Pith Number

pith:ON5PYQNU

pith:2022:ON5PYQNUNM6EJYIMNTTVDVPXLI

not attested not anchored not stored refs pending

Univalent typoids

Iosif Petrakis

arxiv:2205.06651 v1 · 2022-04-24 · math.CT · 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{ON5PYQNUNM6EJYIMNTTVDVPXLI}

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	2026-07-05T04:23:00.755242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

737afc41b46b3c44e10c6ce751d5f75a36fb5664cde099890f48379b811d47fa

Aliases

arxiv: 2205.06651 · arxiv_version: 2205.06651v1 · doi: 10.48550/arxiv.2205.06651 · pith_short_12: ON5PYQNUNM6E · pith_short_16: ON5PYQNUNM6EJYIM · pith_short_8: ON5PYQNU

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/ON5PYQNUNM6EJYIMNTTVDVPXLI \
  | 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: 737afc41b46b3c44e10c6ce751d5f75a36fb5664cde099890f48379b811d47fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da233bd6fead4ba68feebb00af6c0a2efdb5f0a76241b6c6b6cbe641ed4f922d",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2022-04-24T15:04:28Z",
    "title_canon_sha256": "bbdc53e8c7f7e75112cd496eb73836ba99a7bfd47adba4f4167720f6599080b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.06651",
    "kind": "arxiv",
    "version": 1
  }
}