Pith Number

pith:7AKHUXRD

pith:2022:7AKHUXRDGA34G7O2C6DLPDTXDL

not attested not anchored not stored refs pending

A Concise Tutorial on Approximate Message Passing

Hongwen Yang, Qiuyun Zou

arxiv:2201.07487 v3 · 2022-01-19 · 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{7AKHUXRDGA34G7O2C6DLPDTXDL}

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.

Cited by

1 paper in Pith

Regularized Approximate Message Passing for Overloaded Discrete Linear Inversion

Receipt and verification

First computed	2026-07-05T04:01:08.968087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8147a5e233037c37dda1786b78e771acd55107afbd7ff3ad9d0b008185d57d7

Aliases

arxiv: 2201.07487 · arxiv_version: 2201.07487v3 · doi: 10.48550/arxiv.2201.07487 · pith_short_12: 7AKHUXRDGA34 · pith_short_16: 7AKHUXRDGA34G7O2 · pith_short_8: 7AKHUXRD

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/7AKHUXRDGA34G7O2C6DLPDTXDL \
  | 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: f8147a5e233037c37dda1786b78e771acd55107afbd7ff3ad9d0b008185d57d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e553b371db101daaa74a80b22bae04daf2e9c60af046bbb03574694c31b11615",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-01-19T09:22:42Z",
    "title_canon_sha256": "890fc1f1da1d5b95cee6f11398075b3d692d0a1269bea18d820049b795a1af4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.07487",
    "kind": "arxiv",
    "version": 3
  }
}