Pith Number

pith:VHXHCNKK

pith:2013:VHXHCNKKTXHFITGWNSB5IG5AWA

not attested not anchored not stored refs pending

A Comparison of Superposition Coding Schemes

Bernd Bandemer, Eren Sasoglu, Lele Wang, Young-Han Kim

arxiv:1302.1258 v1 · 2013-02-06 · 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{VHXHCNKKTXHFITGWNSB5IG5AWA}

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	2026-05-18T00:59:04.461024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9ee71354a9dce544cd66c83d41ba0b02a4374400854f227f091486ec8d6337e

Aliases

arxiv: 1302.1258 · arxiv_version: 1302.1258v1 · doi: 10.48550/arxiv.1302.1258 · pith_short_12: VHXHCNKKTXHF · pith_short_16: VHXHCNKKTXHFITGW · pith_short_8: VHXHCNKK

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/VHXHCNKKTXHFITGWNSB5IG5AWA \
  | 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: a9ee71354a9dce544cd66c83d41ba0b02a4374400854f227f091486ec8d6337e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "913a9abb04f1ae868acf97c347601d96b2268b87157fbcb652c834808af64990",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-02-06T04:13:40Z",
    "title_canon_sha256": "3c0addffd1bdee3b817c82930d8a05695870d7ae3e8aee9f55767a7a8522356d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1258",
    "kind": "arxiv",
    "version": 1
  }
}