Pith Number

pith:QD7HYUN7

pith:2014:QD7HYUN7F75G37DV4QLHEJFGCY

not attested not anchored not stored refs pending

Thresholds of absorbing sets in Low-Density-Parity-Check codes

Alessandro Tomasoni, Marco Ferrari, Sandro Bellini

arxiv:1401.8168 v1 · 2014-01-31 · 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{QD7HYUN7F75G37DV4QLHEJFGCY}

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	2026-05-18T03:00:28.034202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80fe7c51bf2ffa6dfc75e4167224a61622a64a840b0f556efdb536c9f218047b

Aliases

arxiv: 1401.8168 · arxiv_version: 1401.8168v1 · doi: 10.48550/arxiv.1401.8168 · pith_short_12: QD7HYUN7F75G · pith_short_16: QD7HYUN7F75G37DV · pith_short_8: QD7HYUN7

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/QD7HYUN7F75G37DV4QLHEJFGCY \
  | 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: 80fe7c51bf2ffa6dfc75e4167224a61622a64a840b0f556efdb536c9f218047b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c94ca79b1a9e4624650956effddde329da33c573e072ae1260bc45ca4fcf2265",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-01-31T14:13:42Z",
    "title_canon_sha256": "d479271f2be0f70b516c38d6ccaf9fd669acb4a7e252c993dae32bcec1e93f7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.8168",
    "kind": "arxiv",
    "version": 1
  }
}