Pith Number

pith:PPP6EYQD

pith:2015:PPP6EYQDBOOUDGILIY2RKSA5HM

not attested not anchored not stored refs pending

On Pinsker factors for Rokhlin entropy

Andrei Alpeev

arxiv:1502.06036 v1 · 2015-02-20 · 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{PPP6EYQDBOOUDGILIY2RKSA5HM}

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	2026-05-18T02:26:38.225416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bdfe262030b9d41990b463515481d3b31e3faafc3d8a713bb2f409686ebed9b

Aliases

arxiv: 1502.06036 · arxiv_version: 1502.06036v1 · doi: 10.48550/arxiv.1502.06036 · pith_short_12: PPP6EYQDBOOU · pith_short_16: PPP6EYQDBOOUDGIL · pith_short_8: PPP6EYQD

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/PPP6EYQDBOOUDGILIY2RKSA5HM \
  | 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: 7bdfe262030b9d41990b463515481d3b31e3faafc3d8a713bb2f409686ebed9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81bfc1f55fef86f96643248c69b9525a099b49f8b0ad4f7b3631a41193d79f91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-02-20T23:22:01Z",
    "title_canon_sha256": "c9a81442d8e33c1b620fb48ad346bfbb8307d3d5b1cb8562cb88763b1eff9d94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06036",
    "kind": "arxiv",
    "version": 1
  }
}