Pith Number

pith:44H346ZB

pith:2020:44H346ZBRXPFGUWXYKKRFDU7JB

not attested not anchored not stored refs pending

Strong data processing constant is achieved by binary inputs

Or Ordentlich, Yury Polyanskiy

arxiv:2010.01987 v2 · 2020-09-16 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{44H346ZBRXPFGUWXYKKRFDU7JB}

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.

Cited by

1 paper in Pith

Retention Profiles and KL Contraction Bounds in Finite Markov Chains

Receipt and verification

First computed	2026-07-05T02:46:10.378969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e70fbe7b218dde5352d7c295128e9f487fa328f6a441930fc0d7ed6442481b3f

Aliases

arxiv: 2010.01987 · arxiv_version: 2010.01987v2 · doi: 10.48550/arxiv.2010.01987 · pith_short_12: 44H346ZBRXPF · pith_short_16: 44H346ZBRXPFGUWX · pith_short_8: 44H346ZB

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/44H346ZBRXPFGUWXYKKRFDU7JB \
  | 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: e70fbe7b218dde5352d7c295128e9f487fa328f6a441930fc0d7ed6442481b3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f83ef364682408f48ad4ebe6c2b4d8d8ab3c06c2dafb5653da830b333c2a990",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2020-09-16T01:32:03Z",
    "title_canon_sha256": "c4ebb1a21c7ac53340cd1bc5e7bf7444d456e0f4476c63d3ac86a51bce3f9ed7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.01987",
    "kind": "arxiv",
    "version": 2
  }
}