Pith Number

pith:G5KVBC3J

pith:2025:G5KVBC3JFEQTC3GVKNS74PR4NM

not attested not anchored not stored refs pending

Indecomposability of the median hypersimplex and polytopality of the hemi-icosahedral Bier sphere

Filip D. Jevti\'c, Marinko \v{Z}. Timotijevi\'c, Rade T. \v{Z}ivaljevi\'c

arxiv:2504.21345 v1 · 2025-04-30 · math.CO · 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{G5KVBC3JFEQTC3GVKNS74PR4NM}

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	2026-07-05T10:56:22.524877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3755508b692921316cd55365fe3e3c6b2635155e337156816090101de34bc442

Aliases

arxiv: 2504.21345 · arxiv_version: 2504.21345v1 · doi: 10.48550/arxiv.2504.21345 · pith_short_12: G5KVBC3JFEQT · pith_short_16: G5KVBC3JFEQTC3GV · pith_short_8: G5KVBC3J

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/G5KVBC3JFEQTC3GVKNS74PR4NM \
  | 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: 3755508b692921316cd55365fe3e3c6b2635155e337156816090101de34bc442

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfb58472a82cf06e607f461ef8aa2a8950ee2c90e5bfa244c57ba443860c09ed",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-04-30T06:16:10Z",
    "title_canon_sha256": "22bfe53bcbd8278651e13fdbb293f90e41e92f17217df1154eee97975a71a43b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.21345",
    "kind": "arxiv",
    "version": 1
  }
}