Pith Number

pith:IT6GKHO5

pith:2005:IT6GKHO57WQTTYDNDNT74EW3VF

not attested not anchored not stored refs pending

A number-theoretic approach to homotopy exponents of SU(n)

Donald M. Davis, Zhi-Wei Sun

arxiv:math/0508083 v5 · 2005-08-04 · math.AT · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IT6GKHO57WQTTYDNDNT74EW3VF}

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	2026-07-04T14:50:36.348154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44fc651dddfda139e06d1b67fe12dba97fc2a8800659c54cb1d5432737d7b8a8

Aliases

arxiv: math/0508083 · arxiv_version: math/0508083v5 · doi: 10.48550/arxiv.math/0508083 · pith_short_12: IT6GKHO57WQT · pith_short_16: IT6GKHO57WQTTYDN · pith_short_8: IT6GKHO5

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/IT6GKHO57WQTTYDNDNT74EW3VF \
  | 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: 44fc651dddfda139e06d1b67fe12dba97fc2a8800659c54cb1d5432737d7b8a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5fad1668c5b1d3fcf7bf0c1c51ecb155f1838499303c9708bb2c335735e8a86",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "",
    "primary_cat": "math.AT",
    "submitted_at": "2005-08-04T06:18:52Z",
    "title_canon_sha256": "eb733703f006144d9aeb30ce2bdff97dff15444a47fcea11fa856cb4a927e92a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0508083",
    "kind": "arxiv",
    "version": 5
  }
}