Pith Number

pith:SUBRTHXP

pith:2009:SUBRTHXPAWYSLDDFZT2GVBJQFO

not attested not anchored not stored refs pending

Lower bounds for the simplexity of the n-cube

Alexey Glazyrin

arxiv:0910.4200 v2 · 2009-10-21 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUBRTHXPAWYSLDDFZT2GVBJQFO}

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	2026-05-18T03:37:53.542506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9503199eef05b1258c65ccf46a85302ba9fb853d4384b675b3564121d7a0f558

Aliases

arxiv: 0910.4200 · arxiv_version: 0910.4200v2 · doi: 10.48550/arxiv.0910.4200 · pith_short_12: SUBRTHXPAWYS · pith_short_16: SUBRTHXPAWYSLDDF · pith_short_8: SUBRTHXP

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/SUBRTHXPAWYSLDDFZT2GVBJQFO \
  | 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: 9503199eef05b1258c65ccf46a85302ba9fb853d4384b675b3564121d7a0f558

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60a5951a3386bbadae72943003d7a6ff77b84688047a19cba59e6bfded39f60c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2009-10-21T23:29:11Z",
    "title_canon_sha256": "df4fa57bd4ff09fc88e0b5d8c4c2db11ea61137ef4c6a1ff85b7b97b4b9e2934"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4200",
    "kind": "arxiv",
    "version": 2
  }
}