Pith Number

pith:DD3DKSVG

pith:2013:DD3DKSVGGM7RXJLLUWAGDOUOOC

not attested not anchored not stored refs pending

A Hierarchical Modulation for Upgrading Digital Broadcast Systems

Hong Jiang, Paul Wilford

arxiv:1306.0029 v1 · 2013-05-31 · 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{DD3DKSVGGM7RXJLLUWAGDOUOOC}

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	2026-05-18T03:22:04.827792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18f6354aa6333f1ba56ba58061ba8e70b1e962b136a82f4f71aa9314135f9f6c

Aliases

arxiv: 1306.0029 · arxiv_version: 1306.0029v1 · doi: 10.48550/arxiv.1306.0029 · pith_short_12: DD3DKSVGGM7R · pith_short_16: DD3DKSVGGM7RXJLL · pith_short_8: DD3DKSVG

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/DD3DKSVGGM7RXJLLUWAGDOUOOC \
  | 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: 18f6354aa6333f1ba56ba58061ba8e70b1e962b136a82f4f71aa9314135f9f6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cee567d8a7bf087953a3d3951d328120adde1386a29c264975546ad8991a3f23",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-05-31T21:28:36Z",
    "title_canon_sha256": "1e036e6b1175183fd6488dc306163682c83cac8167ca96f6766609f4123e4d5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0029",
    "kind": "arxiv",
    "version": 1
  }
}