Pith Number

pith:PZYIPCBM

pith:2015:PZYIPCBMTMLYL2EDVBP3MCQMXM

not attested not anchored not stored refs pending

Open-point topological games and productivity of dense-separable property

Jarno Talponen

arxiv:1506.06080 v5 · 2015-06-19 · math.GN · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PZYIPCBMTMLYL2EDVBP3MCQMXM}

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	2026-05-18T01:33:51.452378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e7087882c9b1785e883a85fb60a0cbb08e7558e488b569d514d941f8e84bc84

Aliases

arxiv: 1506.06080 · arxiv_version: 1506.06080v5 · doi: 10.48550/arxiv.1506.06080 · pith_short_12: PZYIPCBMTMLY · pith_short_16: PZYIPCBMTMLYL2ED · pith_short_8: PZYIPCBM

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/PZYIPCBMTMLYL2EDVBP3MCQMXM \
  | 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: 7e7087882c9b1785e883a85fb60a0cbb08e7558e488b569d514d941f8e84bc84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fcfe595d0e4419b722c36d4562e973e2a0dbf825cb2b99a1b095518d7ed17c1",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2015-06-19T16:34:52Z",
    "title_canon_sha256": "666a245521165c0b3601e9b1ad824268104884d9c184d88f7dc4786c9e994fdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06080",
    "kind": "arxiv",
    "version": 5
  }
}