Pith Number

pith:ZQ7TDP22

pith:2010:ZQ7TDP22FOSXOR3LVQVA3BKPFZ

not attested not anchored not stored refs pending

Strong Secrecy on the Binary Erasure Wiretap Channel Using Large-Girth LDPC Codes

Andrew Thangaraj, Arunkumar Subramanian, Matthieu Bloch, Steven W. McLaughlin

arxiv:1009.3130 v3 · 2010-09-16 · 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{ZQ7TDP22FOSXOR3LVQVA3BKPFZ}

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	2026-05-18T00:58:19.376647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc3f31bf5a2ba577476bac2a0d854f2e55c3075d5ec360e987f79079c89ecfe5

Aliases

arxiv: 1009.3130 · arxiv_version: 1009.3130v3 · doi: 10.48550/arxiv.1009.3130 · pith_short_12: ZQ7TDP22FOSX · pith_short_16: ZQ7TDP22FOSXOR3L · pith_short_8: ZQ7TDP22

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/ZQ7TDP22FOSXOR3LVQVA3BKPFZ \
  | 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: cc3f31bf5a2ba577476bac2a0d854f2e55c3075d5ec360e987f79079c89ecfe5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95709bcc71915e72d84d462a7c5f07439716d742b08e32b9aeba28934bdfdb8a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-09-16T09:49:38Z",
    "title_canon_sha256": "116e70e3b82b4a3350a5b6e3feafdc6d8477d7d7da45eca934016760022803cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3130",
    "kind": "arxiv",
    "version": 3
  }
}