Pith Number

pith:BUVPUTSB

pith:2018:BUVPUTSBGQ5ELEY6XMBLUTRKHJ

not attested not anchored not stored refs pending

The Explicit Coding Rate Region of Symmetric Multilevel Diversity Coding

Raymond W. Yeung, Tao Guo

arxiv:1801.02376 v2 · 2018-01-08 · 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{BUVPUTSBGQ5ELEY6XMBLUTRKHJ}

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	2026-05-17T23:45:46.969969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d2afa4e41343a45931ebb02ba4e2a3a4a93c387235b188848dac7aeb7da2594

Aliases

arxiv: 1801.02376 · arxiv_version: 1801.02376v2 · doi: 10.48550/arxiv.1801.02376 · pith_short_12: BUVPUTSBGQ5E · pith_short_16: BUVPUTSBGQ5ELEY6 · pith_short_8: BUVPUTSB

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/BUVPUTSBGQ5ELEY6XMBLUTRKHJ \
  | 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: 0d2afa4e41343a45931ebb02ba4e2a3a4a93c387235b188848dac7aeb7da2594

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4127e225ca7ce1a008471101537797f5c04edd758c16d416ddc6dd0f5e58b2be",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-01-08T10:50:38Z",
    "title_canon_sha256": "66396d3652aef2bc454b87921d5f713074d9f987e687a0da047d7d60c9fb0403"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02376",
    "kind": "arxiv",
    "version": 2
  }
}