Pith Number

pith:V6KRO7B7

pith:2014:V6KRO7B7NLQDA6YXFMCAZ6UDJZ

not attested not anchored not stored refs pending

Space-Time Physical-Layer Network Coding

Namyoon Lee, Robert W. Heath Jr

arxiv:1405.0029 v2 · 2014-04-30 · 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{V6KRO7B7NLQDA6YXFMCAZ6UDJZ}

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	2026-05-18T02:40:03.228330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af95177c3f6ae0307b172b040cfa834e7264e6f53c80e1b5d2c602bf008649eb

Aliases

arxiv: 1405.0029 · arxiv_version: 1405.0029v2 · doi: 10.48550/arxiv.1405.0029 · pith_short_12: V6KRO7B7NLQD · pith_short_16: V6KRO7B7NLQDA6YX · pith_short_8: V6KRO7B7

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/V6KRO7B7NLQDA6YXFMCAZ6UDJZ \
  | 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: af95177c3f6ae0307b172b040cfa834e7264e6f53c80e1b5d2c602bf008649eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9478e31feca7d1bcb4f2ba56db4549497fdc40e211028b95a6a7bfc69d7984df",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-04-30T20:43:33Z",
    "title_canon_sha256": "77e385c6346d870e679142646b337a64ebadfda6ba3ebc5df0594c3ec1483e0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0029",
    "kind": "arxiv",
    "version": 2
  }
}