Pith Number

pith:PF7A64GO

pith:2019:PF7A64GOCCQEMQEKGN2O5MBK4Z

not attested not anchored not stored refs pending

Sum Capacity Bounds and Design of Suboptimal Codes for Asynchronous CDMA Systems

Amir Najafi, Farrokh Marvasti, Seyed Mohammad Mansouri, Shayan Dashmiz

arxiv:1903.07168 v1 · 2019-03-17 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PF7A64GOCCQEMQEKGN2O5MBK4Z}

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	2026-05-17T23:51:04.033177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

797e0f70ce10a046408a3374eeb02ae67e320a6ba12d9a9e2a26966abd3affca

Aliases

arxiv: 1903.07168 · arxiv_version: 1903.07168v1 · doi: 10.48550/arxiv.1903.07168 · pith_short_12: PF7A64GOCCQE · pith_short_16: PF7A64GOCCQEMQEK · pith_short_8: PF7A64GO

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/PF7A64GOCCQEMQEKGN2O5MBK4Z \
  | 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: 797e0f70ce10a046408a3374eeb02ae67e320a6ba12d9a9e2a26966abd3affca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d45d337e308b73456a117dba86d5d2993a78c483bb10cfaddcd3b6ed3a441e34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-03-17T20:48:47Z",
    "title_canon_sha256": "56e60dc7b4ba264541063d77cfcc8f2ca7a0cac8fe1921c1cde84a7cd2b11d56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07168",
    "kind": "arxiv",
    "version": 1
  }
}