Pith Number

pith:XQNDR2WN

pith:2017:XQNDR2WNCBSIU7IOZX6KS7WCQ5

not attested not anchored not stored refs pending

Coloring Cantor sets and resolvability of pseudocompact spaces

Istv\'an Juh\'asz, Lajos Soukup, Zolt\'an Szentmikl\'ossy

arxiv:1702.02454 v2 · 2017-02-08 · 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{XQNDR2WNCBSIU7IOZX6KS7WCQ5}

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	2026-05-18T00:30:45.980278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc1a38eacd10648a7d0ecdfca97ec2874d1156d1aa2a80f30a803ee7a57f84dd

Aliases

arxiv: 1702.02454 · arxiv_version: 1702.02454v2 · doi: 10.48550/arxiv.1702.02454 · pith_short_12: XQNDR2WNCBSI · pith_short_16: XQNDR2WNCBSIU7IO · pith_short_8: XQNDR2WN

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/XQNDR2WNCBSIU7IOZX6KS7WCQ5 \
  | 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: bc1a38eacd10648a7d0ecdfca97ec2874d1156d1aa2a80f30a803ee7a57f84dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78e9b802b355d7fa72dceff1a62a73dc64750372ce93b3456c263e51879a0ace",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2017-02-08T14:54:16Z",
    "title_canon_sha256": "bdb80ae8ce74b223e7848a1cd441d6dc968a3ab766c25bd60b1a5da4ed72b123"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02454",
    "kind": "arxiv",
    "version": 2
  }
}