Pith Number

pith:S5LRQA2R

pith:2017:S5LRQA2R2UWI7YLY77PEK2YBL4

not attested not anchored not stored refs pending

Low Complexity Receiver for Uplink SCMA System via Expectation Propagation

Meng Cheng, Xiangming Meng, Yan Chen, Yiqun Wu

arxiv:1701.01195 v2 · 2017-01-05 · 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{S5LRQA2R2UWI7YLY77PEK2YBL4}

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	2026-05-18T00:28:56.533195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9757180351d52c8fe178ffde456b015f1d00ac2e7b5d571f35158982aba88995

Aliases

arxiv: 1701.01195 · arxiv_version: 1701.01195v2 · doi: 10.48550/arxiv.1701.01195 · pith_short_12: S5LRQA2R2UWI · pith_short_16: S5LRQA2R2UWI7YLY · pith_short_8: S5LRQA2R

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/S5LRQA2R2UWI7YLY77PEK2YBL4 \
  | 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: 9757180351d52c8fe178ffde456b015f1d00ac2e7b5d571f35158982aba88995

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42ff918f17c15bdaa1f2d97fad7d41ebf7d36887367cfb3d0343ca0a679fecd8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-01-05T02:10:23Z",
    "title_canon_sha256": "31ee5c32793cc1b09419dd6e199dc5e96fffd220ef2ab645d993678563983883"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01195",
    "kind": "arxiv",
    "version": 2
  }
}