Pith Number

pith:BHF3PYGQ

pith:2016:BHF3PYGQIVEVPBY726AYZADNDL

not attested not anchored not stored refs pending

On weighted Ramsey numbers

Maria Axenovich, Ryan Martin

arxiv:1605.06188 v1 · 2016-05-20 · math.CO

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	2026-05-18T01:14:19.677936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09cbb7e0d0454957871fd7818c806d1ae63c7b47b28416451379717c3c22e8c2

Aliases

arxiv: 1605.06188 · arxiv_version: 1605.06188v1 · doi: 10.48550/arxiv.1605.06188 · pith_short_12: BHF3PYGQIVEV · pith_short_16: BHF3PYGQIVEVPBY7 · pith_short_8: BHF3PYGQ

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/BHF3PYGQIVEVPBY726AYZADNDL \
  | 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: 09cbb7e0d0454957871fd7818c806d1ae63c7b47b28416451379717c3c22e8c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c83986619b75c43b5e420d8ce0fe93ebbd548f472bec9b90d3a2504863aef6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-05-20T01:06:29Z",
    "title_canon_sha256": "f9e0f4536efcdb47c9338659b8672976151d23775d5fc48c30c81c57ec28d9c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.06188",
    "kind": "arxiv",
    "version": 1
  }
}