Pith Number

pith:LWCUXJ63

pith:2015:LWCUXJ63WI3PTYS43GOCVI2IPG

not attested not anchored not stored refs pending

Quasiopen and p-path open sets, and characterizations of quasicontinuity

Anders Bj\"orn, Jana Bj\"orn, Jan Mal\'y

arxiv:1509.02326 v1 · 2015-09-08 · math.FA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LWCUXJ63WI3PTYS43GOCVI2IPG}

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	2026-05-18T00:51:01.466613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d854ba7dbb236f9e25cd99c2aa34879a44e97aca3a536e0049564017bd70de6

Aliases

arxiv: 1509.02326 · arxiv_version: 1509.02326v1 · doi: 10.48550/arxiv.1509.02326 · pith_short_12: LWCUXJ63WI3P · pith_short_16: LWCUXJ63WI3PTYS4 · pith_short_8: LWCUXJ63

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/LWCUXJ63WI3PTYS43GOCVI2IPG \
  | 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: 5d854ba7dbb236f9e25cd99c2aa34879a44e97aca3a536e0049564017bd70de6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0952a56c591452537ea47c10cad928f5409ddff2c08b919b5eaf18212cac539",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-09-08T11:19:52Z",
    "title_canon_sha256": "f3e76847504f0e1b4421e891a0a6ea47ec8dade6cc4fa28254eda382d03365fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02326",
    "kind": "arxiv",
    "version": 1
  }
}