Pith Number

pith:II72BCM3

pith:2019:II72BCM37SIQSNOEIXU5GUEPFK

not attested not anchored not stored refs pending

Selection principles and games in bitopological function spaces

Alexander V. Osipov, Daniil Lyakhovets

arxiv:1903.08160 v1 · 2019-03-19 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{II72BCM37SIQSNOEIXU5GUEPFK}

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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.

Cited by

1 paper in Pith

On Ramsey properties, function spaces, and topological games

Receipt and verification

First computed	2026-05-17T23:50:50.246308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

423fa0899bfc910935c445e9d3508f2a98bd3734a4812aa42cf105b0f426a6c9

Aliases

arxiv: 1903.08160 · arxiv_version: 1903.08160v1 · doi: 10.48550/arxiv.1903.08160 · pith_short_12: II72BCM37SIQ · pith_short_16: II72BCM37SIQSNOE · pith_short_8: II72BCM3

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/II72BCM37SIQSNOEIXU5GUEPFK \
  | 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: 423fa0899bfc910935c445e9d3508f2a98bd3734a4812aa42cf105b0f426a6c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13509d36c77386ac4e3e1b3f839435665803e55c122c03bd5071d8700aafca5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2019-03-19T16:10:44Z",
    "title_canon_sha256": "5fc69c6414b25eac2e5efaca757361d0c0be95bfc37ef859b64ec7ea9099b4af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08160",
    "kind": "arxiv",
    "version": 1
  }
}