Pith Number

pith:Q2NSH4EU

pith:2010:Q2NSH4EUHWCJLD2M5UQA3NCXDW

not attested not anchored not stored refs pending

Relay Selection with Network Coding in Two-Way Relay Channels

Branka Vucetic, Raymond H. Y. Louie, Yonghui Li

arxiv:1009.5145 v1 · 2010-09-27 · 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{Q2NSH4EUHWCJLD2M5UQA3NCXDW}

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	2026-05-18T00:58:43.971232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

869b23f0943d84958f4ced200db4571db75dafdc580d7e6c3cce8b8635a54dcb

Aliases

arxiv: 1009.5145 · arxiv_version: 1009.5145v1 · doi: 10.48550/arxiv.1009.5145 · pith_short_12: Q2NSH4EUHWCJ · pith_short_16: Q2NSH4EUHWCJLD2M · pith_short_8: Q2NSH4EU

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/Q2NSH4EUHWCJLD2M5UQA3NCXDW \
  | 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: 869b23f0943d84958f4ced200db4571db75dafdc580d7e6c3cce8b8635a54dcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ba1283cf930954a3112d19d89801798072514843c107dd94939fe3d4a0695f1",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-09-27T02:49:41Z",
    "title_canon_sha256": "7355b541e577df625a60f26735114e0698501ec0c31005682adbb66261db6468"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.5145",
    "kind": "arxiv",
    "version": 1
  }
}