Pith Number

pith:FVGLGYQZ

pith:2011:FVGLGYQZ2JIL5YP2JCOWIHMUVX

not attested not anchored not stored refs pending

A Constrained Coding Approach to Error-Free Half-Duplex Relay Networks

Frank R. Kschischang, Tobias Lutz

arxiv:1112.2892 v2 · 2011-12-13 · 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{FVGLGYQZ2JIL5YP2JCOWIHMUVX}

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	2026-05-18T03:20:57.035138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d4cb36219d250bee1fa489d641d94adcaef6abacad26cfbf2e27f6cc8a81ada

Aliases

arxiv: 1112.2892 · arxiv_version: 1112.2892v2 · doi: 10.48550/arxiv.1112.2892 · pith_short_12: FVGLGYQZ2JIL · pith_short_16: FVGLGYQZ2JIL5YP2 · pith_short_8: FVGLGYQZ

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/FVGLGYQZ2JIL5YP2JCOWIHMUVX \
  | 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: 2d4cb36219d250bee1fa489d641d94adcaef6abacad26cfbf2e27f6cc8a81ada

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bed225c8350827034d50bd5cb6a01e7f101061de94327b27cdd1ddce80cdbb4a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-12-13T13:53:21Z",
    "title_canon_sha256": "76db9c3e58862b106a1c829f11fa96a2f328feebd7830aa9ba86e3bc8023d54e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.2892",
    "kind": "arxiv",
    "version": 2
  }
}