Pith Number

pith:KVF3YXK6

pith:2012:KVF3YXK66E2GPBUJHL5VHXIST4

not attested not anchored not stored refs pending

Second-Order Slepian-Wolf Coding Theorems for Non-Mixed and Mixed Sources

Ryo Nomura, Te Sun Han

arxiv:1207.2505 v2 · 2012-07-10 · 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{KVF3YXK66E2GPBUJHL5VHXIST4}

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	2026-05-18T00:47:59.651125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

554bbc5d5ef1346786893afb53dd129f047d802c96b7090de74b73e1f740ffbb

Aliases

arxiv: 1207.2505 · arxiv_version: 1207.2505v2 · doi: 10.48550/arxiv.1207.2505 · pith_short_12: KVF3YXK66E2G · pith_short_16: KVF3YXK66E2GPBUJ · pith_short_8: KVF3YXK6

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/KVF3YXK66E2GPBUJHL5VHXIST4 \
  | 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: 554bbc5d5ef1346786893afb53dd129f047d802c96b7090de74b73e1f740ffbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "401ec83aac039d2ebc456a07cccea51c66a0e8fa419184f01ae9c206c4b5ebbd",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-07-10T22:36:15Z",
    "title_canon_sha256": "d1fc7e0129253e9be3733e8c798e191708f16a67637fdd6d17aed27db6c8160b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2505",
    "kind": "arxiv",
    "version": 2
  }
}