Pith Number

pith:GH3NHBAX

pith:2017:GH3NHBAXLCEKF7465PEZOXESJF

not attested not anchored not stored refs pending

Acute sets of exponentially optimal size

Bal\'azs Gerencs\'er, Viktor Harangi

arxiv:1709.03411 v2 · 2017-09-11 · math.MG · 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{GH3NHBAXLCEKF7465PEZOXESJF}

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	2026-05-18T00:34:36.920507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31f6d384175888a2ff9eebc9975c924950bae4b96be61d5391df6173dee76e39

Aliases

arxiv: 1709.03411 · arxiv_version: 1709.03411v2 · doi: 10.48550/arxiv.1709.03411 · pith_short_12: GH3NHBAXLCEK · pith_short_16: GH3NHBAXLCEKF746 · pith_short_8: GH3NHBAX

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/GH3NHBAXLCEKF7465PEZOXESJF \
  | 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: 31f6d384175888a2ff9eebc9975c924950bae4b96be61d5391df6173dee76e39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6364503a017c80eb1adbb07b550faf0906604c9b8ed0b93d7b116cb4989d3b7",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2017-09-11T14:35:44Z",
    "title_canon_sha256": "97fe2d515d1749cf4e968eea15068131b6dc6bb22bc7103371759720fed9d2d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03411",
    "kind": "arxiv",
    "version": 2
  }
}