Pith Number

pith:LDZSNBLP

pith:2015:LDZSNBLPBEJVNJYRA7FJRQHOWC

not attested not anchored not stored refs pending

Capacity-achieving Sparse Superposition Codes via Approximate Message Passing Decoding

Adam Greig, Cynthia Rush, Ramji Venkataramanan

arxiv:1501.05892 v5 · 2015-01-23 · cs.IT · math.IT · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LDZSNBLPBEJVNJYRA7FJRQHOWC}

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	2026-05-18T00:48:55.143003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58f326856f091356a71107ca98c0eeb083fe72319f72b9ec3309d0d69b31c7c5

Aliases

arxiv: 1501.05892 · arxiv_version: 1501.05892v5 · doi: 10.48550/arxiv.1501.05892 · pith_short_12: LDZSNBLPBEJV · pith_short_16: LDZSNBLPBEJVNJYR · pith_short_8: LDZSNBLP

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/LDZSNBLPBEJVNJYRA7FJRQHOWC \
  | 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: 58f326856f091356a71107ca98c0eeb083fe72319f72b9ec3309d0d69b31c7c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb9f26091b85a01d5a4ac9164b7f195d82ec20cba7dd084a076872f25ae36c1e",
    "cross_cats_sorted": [
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-01-23T18:09:25Z",
    "title_canon_sha256": "e8b717d7af44aca11c05445f5f0e5888d2482f83b219f7d689d8825159498fb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05892",
    "kind": "arxiv",
    "version": 5
  }
}