Pith Number

pith:JHYT7UBD

pith:2019:JHYT7UBDRRPYQGRIZCXFGA6KXL

not attested not anchored not stored refs pending

A Besicovitch-Morse function preserving the Lebesgue measure

Jozef Bobok, Serge Troubetzkoy (I2M)

arxiv:1906.09804 v1 · 2019-06-24 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JHYT7UBDRRPYQGRIZCXFGA6KXL}

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	2026-05-17T23:42:36.646187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49f13fd0238c5f881a28c8ae5303cabad588267b3816ea1727eb3adcd69734b5

Aliases

arxiv: 1906.09804 · arxiv_version: 1906.09804v1 · doi: 10.48550/arxiv.1906.09804 · pith_short_12: JHYT7UBDRRPY · pith_short_16: JHYT7UBDRRPYQGRI · pith_short_8: JHYT7UBD

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/JHYT7UBDRRPYQGRIZCXFGA6KXL \
  | 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: 49f13fd0238c5f881a28c8ae5303cabad588267b3816ea1727eb3adcd69734b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43ce9d2db7923572a4659c4a7719b416573b45e9253fca4d8c19603e5800f8c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-06-24T09:27:30Z",
    "title_canon_sha256": "9ae6cba7afecab6cfe01735989a71c42d51090b8f33908fbbc9a55e716158d3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.09804",
    "kind": "arxiv",
    "version": 1
  }
}