Pith Number

pith:4ZPBKTLJ

pith:2014:4ZPBKTLJNNANQ6AXZP5LYS6F3F

not attested not anchored not stored refs pending

New Outer Bounds for the Interference Channel with Unilateral Source Cooperation

Daniela Tuninetti, Martina Cardone, Raymond Knopp, Umer Salim

arxiv:1402.1572 v1 · 2014-02-07 · 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{4ZPBKTLJNNANQ6AXZP5LYS6F3F}

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	2026-05-18T00:58:41.694287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e65e154d696b40d87817cbfabc4bc5d94529af7683a97a9be599ef9f38d26c32

Aliases

arxiv: 1402.1572 · arxiv_version: 1402.1572v1 · doi: 10.48550/arxiv.1402.1572 · pith_short_12: 4ZPBKTLJNNAN · pith_short_16: 4ZPBKTLJNNANQ6AX · pith_short_8: 4ZPBKTLJ

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/4ZPBKTLJNNANQ6AXZP5LYS6F3F \
  | 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: e65e154d696b40d87817cbfabc4bc5d94529af7683a97a9be599ef9f38d26c32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38b37d668ec2ae13dd853cfadaa44cdd67203fa3e10ecaf2245e424f7e2a44fd",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-02-07T08:56:58Z",
    "title_canon_sha256": "e9d39c11b1311e632c1fd7a6ec2d07b25212d1c11e0a45200c05ed3362b9052d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1572",
    "kind": "arxiv",
    "version": 1
  }
}