Pith Number

pith:ZUTWEYOZ

pith:2019:ZUTWEYOZDRKLKHITMIBXGGUF2L

not attested not anchored not stored refs pending

Signal Design for AF Relay Systems using Superposition Coding and Finite-Alphabet Inputs

Bohai Li, Branka Vucetic, He Chen, Yonghui Li, Zheng Dong

arxiv:1912.07813 v1 · 2019-12-17 · eess.SP · 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{ZUTWEYOZDRKLKHITMIBXGGUF2L}

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	2026-07-05T00:26:46.024264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd276261d91c54b51d136203731a85d2d1b1bcced6069d7d4ff301a7b5eb5815

Aliases

arxiv: 1912.07813 · arxiv_version: 1912.07813v1 · doi: 10.48550/arxiv.1912.07813 · pith_short_12: ZUTWEYOZDRKL · pith_short_16: ZUTWEYOZDRKLKHIT · pith_short_8: ZUTWEYOZ

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/ZUTWEYOZDRKLKHITMIBXGGUF2L \
  | 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: cd276261d91c54b51d136203731a85d2d1b1bcced6069d7d4ff301a7b5eb5815

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26f808499fbaa3bb07f0b2b3e78d4852c2649910457f11f68d088ca4c9d9710a",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-12-17T04:20:42Z",
    "title_canon_sha256": "61fae7ef3e10b242a8f10b58ae5917619528eb159068d63ab4d850f775d41635"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.07813",
    "kind": "arxiv",
    "version": 1
  }
}