Pith Number

pith:L77SGTJG

pith:2018:L77SGTJGLIIMUTWZF5YA3BPGET

not attested not anchored not stored refs pending

On the computation of Shannon Entropy from Counting Bloom Filters

Michael Cochez

arxiv:1802.06609 v1 · 2018-02-19 · cs.IT · eess.SP · 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{L77SGTJGLIIMUTWZF5YA3BPGET}

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	2026-05-18T00:23:02.795793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fff234d265a10ca4ed92f700d85e624f3082ce9562fc5243b5d57cfd566069b

Aliases

arxiv: 1802.06609 · arxiv_version: 1802.06609v1 · doi: 10.48550/arxiv.1802.06609 · pith_short_12: L77SGTJGLIIM · pith_short_16: L77SGTJGLIIMUTWZ · pith_short_8: L77SGTJG

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/L77SGTJGLIIMUTWZF5YA3BPGET \
  | 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: 5fff234d265a10ca4ed92f700d85e624f3082ce9562fc5243b5d57cfd566069b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c398304cbac0cbd85611f9866f6d25bc52ca77d4afd6d2551d63a28cf18c647",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-02-19T12:41:47Z",
    "title_canon_sha256": "9216f5c3befa8d622805f0dbbcaa507ff4ba4075ffd481ed63416774be597df4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06609",
    "kind": "arxiv",
    "version": 1
  }
}