Pith Number

pith:UYXG5KKK

pith:2022:UYXG5KKKM5LPSZGEL2W4E3T44H

not attested not anchored not stored refs pending

Soft decoding without soft demapping with ORBGRAND

Ken R. Duffy, Muriel Medard, Wei An

arxiv:2207.11991 v1 · 2022-07-25 · 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{UYXG5KKKM5LPSZGEL2W4E3T44H}

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	2026-07-05T06:39:49.429733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a62e6ea94a6756f964c45eadc26e7ce1e2f6b871d0b2900f2011354751065e6f

Aliases

arxiv: 2207.11991 · arxiv_version: 2207.11991v1 · doi: 10.48550/arxiv.2207.11991 · pith_short_12: UYXG5KKKM5LP · pith_short_16: UYXG5KKKM5LPSZGE · pith_short_8: UYXG5KKK

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/UYXG5KKKM5LPSZGEL2W4E3T44H \
  | 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: a62e6ea94a6756f964c45eadc26e7ce1e2f6b871d0b2900f2011354751065e6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4163c391bb3b92ef2b3e58784db2747168fe7cdc8a40b81d57573d368c15606d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-07-25T09:00:28Z",
    "title_canon_sha256": "f1fe1a18b7509bce48ed4f9519bd49aa9068ce8b3a3975ea7cc3827ec033d8d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.11991",
    "kind": "arxiv",
    "version": 1
  }
}