Pith Number

pith:BJGIOJF4

pith:2016:BJGIOJF43HBX7DIHL3IXQGLRKB

not attested not anchored not stored refs pending

A General Formula for Compound Channel Capacity

Charalambos D. Charalambous, Sergey Loyka

arxiv:1604.01434 v1 · 2016-04-05 · 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{BJGIOJF43HBX7DIHL3IXQGLRKB}

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	2026-05-18T01:17:36.403181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a4c8724bcd9c37f8d075ed178197150744d3c097e351e7888b0d8193662b7a9

Aliases

arxiv: 1604.01434 · arxiv_version: 1604.01434v1 · doi: 10.48550/arxiv.1604.01434 · pith_short_12: BJGIOJF43HBX · pith_short_16: BJGIOJF43HBX7DIH · pith_short_8: BJGIOJF4

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/BJGIOJF43HBX7DIHL3IXQGLRKB \
  | 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: 0a4c8724bcd9c37f8d075ed178197150744d3c097e351e7888b0d8193662b7a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4198c3a5f5ea2ae7471f297ed65aa43533b22d5656d1f603b4bf28784f49e8b2",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-04-05T21:43:25Z",
    "title_canon_sha256": "cc6fc77e43fa2d08d12a3726afd2724fa8983f0519258b1a4e3922c9dbdfbdeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01434",
    "kind": "arxiv",
    "version": 1
  }
}