Pith Number

pith:FRBULL5P

pith:2025:FRBULL5P2BJQYWZWWNQBH6FINL

not attested not anchored not stored refs pending

On the minimum number of non-monochromatic simplices for Sperner labelings of a regular triangulation

D. Raboso, J. Rodrigo, J. S. Rodr\'iguez, L. \'A. Calvo, S. Merch\'an

arxiv:2506.05581 v1 · 2025-06-05 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRBULL5P2BJQYWZWWNQBH6FINL}

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	2026-07-05T11:17:06.246775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c4345afafd0530c5b36b36013f8a86aed0715bf1578f6a718fab5ad18e48e52

Aliases

arxiv: 2506.05581 · arxiv_version: 2506.05581v1 · doi: 10.48550/arxiv.2506.05581 · pith_short_12: FRBULL5P2BJQ · pith_short_16: FRBULL5P2BJQYWZW · pith_short_8: FRBULL5P

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/FRBULL5P2BJQYWZWWNQBH6FINL \
  | 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: 2c4345afafd0530c5b36b36013f8a86aed0715bf1578f6a718fab5ad18e48e52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1f9f56952076bc2b491fdcac141b46198c5239db65b9f04f7a3e6512bf13e04",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-06-05T20:57:33Z",
    "title_canon_sha256": "16642b82e8b7df3f027190546eaf17e3c470a0e921ef0534e07687e14a83509e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.05581",
    "kind": "arxiv",
    "version": 1
  }
}