Pith Number

pith:T5BVJUPN

pith:2014:T5BVJUPN3C4JPDJIHC4CMPIO3F

not attested not anchored not stored refs pending

Multiple chessboard complexes and the colored Tverberg problem

Du\v{s}ko Joji\'c, Rade T. \v{Z}ivaljevi\'c, Sini\v{s}a T. Vre\'cica

arxiv:1412.0386 v3 · 2014-12-01 · 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{T5BVJUPN3C4JPDJIHC4CMPIO3F}

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	2026-05-18T01:29:54.685884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f4354d1edd8b8978d2838b8263d0ed94bb76c85fb33336f959560229233cc40

Aliases

arxiv: 1412.0386 · arxiv_version: 1412.0386v3 · doi: 10.48550/arxiv.1412.0386 · pith_short_12: T5BVJUPN3C4J · pith_short_16: T5BVJUPN3C4JPDJI · pith_short_8: T5BVJUPN

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/T5BVJUPN3C4JPDJIHC4CMPIO3F \
  | 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: 9f4354d1edd8b8978d2838b8263d0ed94bb76c85fb33336f959560229233cc40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "951bcf7bd733ec5a13deba85f6829bace61f8ec98019af96e9a8a9ce2ba77cb7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-12-01T09:16:15Z",
    "title_canon_sha256": "bd8ff466d2186b680b68d26e6811f3a2d62f2d5c59506abef68b6174ebe46dac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.0386",
    "kind": "arxiv",
    "version": 3
  }
}