Pith Number

pith:BOLFSKRX

pith:2016:BOLFSKRXCAT2QAFTEONCSMGFBW

not attested not anchored not stored refs pending

Tight bounds on discrete quantitative Helly numbers

Bernardo Gonz\'alez Merino, Gennadiy Averkov, Ingo Paschke, Matthias Henze, Stefan Weltge

arxiv:1602.07839 v1 · 2016-02-25 · math.CO · math.MG · math.OC

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

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	2026-05-18T01:19:58.450780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b96592a371027a800b3239a2930c50d854912d111b67051dd2f6458ac437017

Aliases

arxiv: 1602.07839 · arxiv_version: 1602.07839v1 · doi: 10.48550/arxiv.1602.07839 · pith_short_12: BOLFSKRXCAT2 · pith_short_16: BOLFSKRXCAT2QAFT · pith_short_8: BOLFSKRX

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/BOLFSKRXCAT2QAFTEONCSMGFBW \
  | 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: 0b96592a371027a800b3239a2930c50d854912d111b67051dd2f6458ac437017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c7a68368708d322b6d78139f62bfbfb4cca7ced2f369be46312570464139c53",
    "cross_cats_sorted": [
      "math.MG",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-02-25T08:18:11Z",
    "title_canon_sha256": "e517895f028fc3e796098e2a1954eddc23ef94e2141a6b3dbfda6c2f74c57c96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07839",
    "kind": "arxiv",
    "version": 1
  }
}