Pith Number

pith:URFHSXIH

pith:2015:URFHSXIHGGNGU653G5SANXHACE

not attested not anchored not stored refs pending

A combinatorial approach to the exponents of Moore spaces

Frederick R. Cohen, Jie Wu, Roman Mikhailov

arxiv:1506.00948 v1 · 2015-06-02 · math.AT · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URFHSXIHGGNGU653G5SANXHACE}

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	2026-05-18T01:59:34.015069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a44a795d07319a6a7bbb376406dce01138382b9524c1e68e20e8ed985cb8cf42

Aliases

arxiv: 1506.00948 · arxiv_version: 1506.00948v1 · doi: 10.48550/arxiv.1506.00948 · pith_short_12: URFHSXIHGGNG · pith_short_16: URFHSXIHGGNGU653 · pith_short_8: URFHSXIH

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/URFHSXIHGGNGU653G5SANXHACE \
  | 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: a44a795d07319a6a7bbb376406dce01138382b9524c1e68e20e8ed985cb8cf42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b3d3a40be504b83432a7cd62a85dd0b5bb73146bc20eca3e4ff44d4ab4a4c29",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2015-06-02T16:31:59Z",
    "title_canon_sha256": "5213e3e961ec07d9dbc58d0efa47adbbd0e1f5cdbe29a8c691cb83eaab8de8b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00948",
    "kind": "arxiv",
    "version": 1
  }
}