Pith Number

pith:MZK5ZFC6

pith:2018:MZK5ZFC66TMYXKWY7NDHLOWVZX

not attested not anchored not stored refs pending

Extension of bounded Baire-one functions vs Extension of unbounded Baire-one functions

Olena Karlova, Volodymyr Mykhaylyuk

arxiv:1810.11631 v1 · 2018-10-27 · 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{MZK5ZFC66TMYXKWY7NDHLOWVZX}

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	2026-05-18T00:02:07.961011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6655dc945ef4d98baad8fb4675bad5cdc02bf5b27addac228cd819962024f5cb

Aliases

arxiv: 1810.11631 · arxiv_version: 1810.11631v1 · doi: 10.48550/arxiv.1810.11631 · pith_short_12: MZK5ZFC66TMY · pith_short_16: MZK5ZFC66TMYXKWY · pith_short_8: MZK5ZFC6

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/MZK5ZFC66TMYXKWY7NDHLOWVZX \
  | 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: 6655dc945ef4d98baad8fb4675bad5cdc02bf5b27addac228cd819962024f5cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ad76af017f39108a5b6fdd97d4e2e5bfd040c77edcabe7deca19041e7c7d3ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2018-10-27T10:56:58Z",
    "title_canon_sha256": "340a7311974c2bcf92840982a2360d3ddc4d881a56b444c5e99d03136d317db7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11631",
    "kind": "arxiv",
    "version": 1
  }
}