Pith Number

pith:IHR76AFC

pith:2005:IHR76AFC7AKKVCZX6TPAWTRAKF

not attested not anchored not stored refs pending

Construction of Turbo Code Interleavers from 3-Regular Hamiltonian Graphs

Adrish Banerjee, A K Chaturvedi, Arya Mazumdar

arxiv:cs/0512093 v1 · 2005-12-23 · 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{IHR76AFC7AKKVCZX6TPAWTRAKF}

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	2026-05-18T02:37:36.905649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41e3ff00a2f814aa8b37f4de0b4e20517f6b74d2a0b0b7adbe105f340b3960ca

Aliases

arxiv: cs/0512093 · arxiv_version: cs/0512093v1 · doi: 10.48550/arxiv.cs/0512093 · pith_short_12: IHR76AFC7AKK · pith_short_16: IHR76AFC7AKKVCZX · pith_short_8: IHR76AFC

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/IHR76AFC7AKKVCZX6TPAWTRAKF \
  | 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: 41e3ff00a2f814aa8b37f4de0b4e20517f6b74d2a0b0b7adbe105f340b3960ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f698948302be7e133d7a8c6a64285619488efde3a701e829ccbb199216a8a30a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "",
    "primary_cat": "cs.IT",
    "submitted_at": "2005-12-23T21:11:35Z",
    "title_canon_sha256": "925f0c98f53840acae05d0961bfdfb511aeaa2b1c0c5af74eec031fea940bf7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0512093",
    "kind": "arxiv",
    "version": 1
  }
}