Pith Number

pith:OMJVPBD7

pith:2017:OMJVPBD77WX6X727TPGWDUA4UP

not attested not anchored not stored refs pending

Constructing an LDPC Code Containing a Given Vector

Martin Bossert, Sven M\"uelich, Sven Puchinger

arxiv:1703.07973 v2 · 2017-03-23 · 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{OMJVPBD77WX6X727TPGWDUA4UP}

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	2026-05-18T00:08:16.239371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

731357847ffdafebff5f9bcd61d01ca3c5a8c71ca26d7edba4d30f41adf0db0a

Aliases

arxiv: 1703.07973 · arxiv_version: 1703.07973v2 · doi: 10.48550/arxiv.1703.07973 · pith_short_12: OMJVPBD77WX6 · pith_short_16: OMJVPBD77WX6X727 · pith_short_8: OMJVPBD7

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/OMJVPBD77WX6X727TPGWDUA4UP \
  | 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: 731357847ffdafebff5f9bcd61d01ca3c5a8c71ca26d7edba4d30f41adf0db0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac474016c901e3760e33fbf8dadd976f22098f29b09faac639b9489d437028ab",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-03-23T09:13:26Z",
    "title_canon_sha256": "03e860a794c1fe14549ea42f79b58f498ec9db42570149d144f0be0f4f8f3015"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07973",
    "kind": "arxiv",
    "version": 2
  }
}