Pith Number

pith:5VZTT4SM

pith:2019:5VZTT4SM5XRBM2L7T372CD2CMZ

not attested not anchored not stored refs pending

On a two dimensional dynamical system generated by the floor function

J.B. Usmonov

arxiv:1903.10774 v1 · 2019-03-26 · 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{5VZTT4SM5XRBM2L7T372CD2CMZ}

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	2026-05-17T23:50:17.784762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed7339f24cede216697f9effa10f426665bd4b09beae01dbffc9c23862b91ca7

Aliases

arxiv: 1903.10774 · arxiv_version: 1903.10774v1 · doi: 10.48550/arxiv.1903.10774 · pith_short_12: 5VZTT4SM5XRB · pith_short_16: 5VZTT4SM5XRBM2L7 · pith_short_8: 5VZTT4SM

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/5VZTT4SM5XRBM2L7T372CD2CMZ \
  | 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: ed7339f24cede216697f9effa10f426665bd4b09beae01dbffc9c23862b91ca7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f518e17b74907db238233a3a7a9ca7e3d72ff710929d141111934172b728c50",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-03-26T10:14:01Z",
    "title_canon_sha256": "ddadea2b5f591407e5d927d5a91e4050f6f7619ed14d4edb33748ebf519264e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10774",
    "kind": "arxiv",
    "version": 1
  }
}