Pith Number

pith:2GWLIKD6

pith:2017:2GWLIKD6GUQ5ZJSECMLVJ5R3B4

not attested not anchored not stored refs pending

Improved Decoding and Error Floor Analysis of Staircase Codes

Antonia Wachter-Zeh, Hannes Bartz, Lukas Holzbaur

arxiv:1704.01893 v4 · 2017-04-06 · 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{2GWLIKD6GUQ5ZJSECMLVJ5R3B4}

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	2026-05-17T23:59:25.325149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1acb4287e3521dca644131754f63b0f1459cc8fe699855ff5990057e5ff7fac

Aliases

arxiv: 1704.01893 · arxiv_version: 1704.01893v4 · doi: 10.48550/arxiv.1704.01893 · pith_short_12: 2GWLIKD6GUQ5 · pith_short_16: 2GWLIKD6GUQ5ZJSE · pith_short_8: 2GWLIKD6

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/2GWLIKD6GUQ5ZJSECMLVJ5R3B4 \
  | 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: d1acb4287e3521dca644131754f63b0f1459cc8fe699855ff5990057e5ff7fac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3252661a5ec042546df03e0dd9dd516218de13a1d36b30cea82577d4649db4d8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-06T15:39:52Z",
    "title_canon_sha256": "f0c42694feeb875950bf03ae3a47f3468db55bb3311496fb163f5096fe10e4e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01893",
    "kind": "arxiv",
    "version": 4
  }
}