Pith Number

pith:XLGLP454

pith:2013:XLGLP454DE2VGH6CVGSQJHI2JC

not attested not anchored not stored refs pending

Cauchy filters from Pelant's games

Jan Pachl

arxiv:1310.1808 v1 · 2013-10-07 · 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{XLGLP454DE2VGH6CVGSQJHI2JC}

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	2026-05-18T03:11:10.521256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baccb7f3bc1935531fc2a9a5049d1a48a3116e282bd688de92d7d19e04c1f2eb

Aliases

arxiv: 1310.1808 · arxiv_version: 1310.1808v1 · doi: 10.48550/arxiv.1310.1808 · pith_short_12: XLGLP454DE2V · pith_short_16: XLGLP454DE2VGH6C · pith_short_8: XLGLP454

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/XLGLP454DE2VGH6CVGSQJHI2JC \
  | 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: baccb7f3bc1935531fc2a9a5049d1a48a3116e282bd688de92d7d19e04c1f2eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e6a639ba9fafa925240b0f90605efe37e950c46541957d51714cdacf0f9f7d3",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2013-10-07T14:55:16Z",
    "title_canon_sha256": "a49510a86850d70deba1b59c89c22632dbbeb25393b901ee3bbba6e16430d101"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.1808",
    "kind": "arxiv",
    "version": 1
  }
}