Pith Number

pith:42CSYURV

pith:2017:42CSYURVULH72SL6LEJMZA7AD3

not attested not anchored not stored refs pending

Uncountable strongly surjective linear orders

D\'aniel T. Soukup

arxiv:1706.10171 v2 · 2017-06-30 · math.LO

Open paper page JSON 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

Receipt and verification

First computed	2026-05-18T00:24:52.335599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6852c5235a2cffd497e5912cc83e01ed05e0f4155fc87f4bff862c24a2c771a

Aliases

arxiv: 1706.10171 · arxiv_version: 1706.10171v2 · doi: 10.48550/arxiv.1706.10171

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/42CSYURVULH72SL6LEJMZA7AD3 \
  | 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: e6852c5235a2cffd497e5912cc83e01ed05e0f4155fc87f4bff862c24a2c771a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07bf6c3667ebb197afda4d9ac51680f9d970d04c6e81c5f0be0a7a4dc5f40eff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-06-30T12:17:26Z",
    "title_canon_sha256": "7aa8248474d5c36cc6aca440e4400c2034b261fc7cc91dc4bc2df4a7dabf6309"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.10171",
    "kind": "arxiv",
    "version": 2
  }
}