Pith Number

pith:MPM5C6H5

pith:2026:MPM5C6H5YQZVC3IPT7OYPHRE4W

not attested not anchored not stored refs pending

Eliminating positive-measure level sets by small Lipschitz perturbations

Martin Lind, Sorina Barza

arxiv:2607.02348 v1 · 2026-07-02 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MPM5C6H5YQZVC3IPT7OYPHRE4W}

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	2026-07-03T01:17:49.095833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63d9d178fdc433516d0f9fdd879e24e5bf0fbe5ca12bda1307c54a50f915ac5c

Aliases

arxiv: 2607.02348 · arxiv_version: 2607.02348v1 · doi: 10.48550/arxiv.2607.02348 · pith_short_12: MPM5C6H5YQZV · pith_short_16: MPM5C6H5YQZVC3IP · pith_short_8: MPM5C6H5

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/MPM5C6H5YQZVC3IPT7OYPHRE4W \
  | 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: 63d9d178fdc433516d0f9fdd879e24e5bf0fbe5ca12bda1307c54a50f915ac5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21c795e3a848fd81d6561a5ae72bd36278082f54c4c8400c736e4d2762a3cc55",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2026-07-02T15:51:21Z",
    "title_canon_sha256": "5060c370e2719551b154691ecd47d5ed9ec7509c71f898a1d57b42755bfa4fb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02348",
    "kind": "arxiv",
    "version": 1
  }
}