Pith Number

pith:DCXLDVEE

pith:2017:DCXLDVEENNBADN2J3R7O4HMSPK

not attested not anchored not stored refs pending

Raptor Codes for Higher-Order Modulation Using a Multi-Edge Framework

Lawrence Ong, Mahyar Shirvanimoghaddam, Sachini Jayasooriya, Sarah J. Johnson

arxiv:1701.03880 v1 · 2017-01-14 · 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{DCXLDVEENNBADN2J3R7O4HMSPK}

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	2026-05-18T00:52:48.652214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18aeb1d4846b4201b749dc7eee1d927ab47b921272568db3edc3e8aaad2c4bf5

Aliases

arxiv: 1701.03880 · arxiv_version: 1701.03880v1 · doi: 10.48550/arxiv.1701.03880 · pith_short_12: DCXLDVEENNBA · pith_short_16: DCXLDVEENNBADN2J · pith_short_8: DCXLDVEE

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/DCXLDVEENNBADN2J3R7O4HMSPK \
  | 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: 18aeb1d4846b4201b749dc7eee1d927ab47b921272568db3edc3e8aaad2c4bf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ced0946c22a81f36c45e8163ed223bb38da67aed888affbdf58d252c66838e3",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-01-14T04:18:26Z",
    "title_canon_sha256": "f30dbadbe1d909554f7a5414ebbe64ae5e74bf9d2b8abb243d75414669a078f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03880",
    "kind": "arxiv",
    "version": 1
  }
}