Pith Number

pith:DWGAAR4X

pith:2019:DWGAAR4XHYQIKW6YJEATWRDNLE

not attested not anchored not stored refs pending

5G NR CA-Polar Maximum Likelihood Decoding by GRAND

Amit Solomon, Ken Duffy, Kishori M. Konwar, Muriel Medard

arxiv:1907.01077 v2 · 2019-07-01 · 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{DWGAAR4XHYQIKW6YJEATWRDNLE}

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	2026-07-05T02:16:25.496373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d8c0047973e20855bd849013b446d590c3115f0b81d3919b345be7df35a4309

Aliases

arxiv: 1907.01077 · arxiv_version: 1907.01077v2 · doi: 10.48550/arxiv.1907.01077 · pith_short_12: DWGAAR4XHYQI · pith_short_16: DWGAAR4XHYQIKW6Y · pith_short_8: DWGAAR4X

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/DWGAAR4XHYQIKW6YJEATWRDNLE \
  | 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: 1d8c0047973e20855bd849013b446d590c3115f0b81d3919b345be7df35a4309

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b341298adac0ddcf074c576dd71cae40b0d5534b3a835a423316ba8358646661",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-07-01T21:10:24Z",
    "title_canon_sha256": "a5ccd878ffda89e676d50d4c97c9ee335ea81d1f0ad9380473dedd61c4d8431e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01077",
    "kind": "arxiv",
    "version": 2
  }
}