Pith Number

pith:FY4UNG7U

pith:2014:FY4UNG7UYNUW5DFZJPP35OSPJN

not attested not anchored not stored refs pending

On Uplink-Downlink Duality for Cellular IA

Giuseppe Caire, Mohammad Ali Maddah-Ali, Vasilis Ntranos

arxiv:1407.3538 v1 · 2014-07-14 · 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{FY4UNG7UYNUW5DFZJPP35OSPJN}

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	2026-05-18T02:47:42.566672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e39469bf4c3696e8cb94bdfbeba4f4b532549d9b699324273d603357ca71efb

Aliases

arxiv: 1407.3538 · arxiv_version: 1407.3538v1 · doi: 10.48550/arxiv.1407.3538 · pith_short_12: FY4UNG7UYNUW · pith_short_16: FY4UNG7UYNUW5DFZ · pith_short_8: FY4UNG7U

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/FY4UNG7UYNUW5DFZJPP35OSPJN \
  | 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: 2e39469bf4c3696e8cb94bdfbeba4f4b532549d9b699324273d603357ca71efb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df340c4582cef696281fabe46c6b168bb0e76c8fcb12e9755ec7dc305d8c9be3",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-07-14T04:16:07Z",
    "title_canon_sha256": "db46da142c8650c33606890718c2a3fb4dcb0311fb60594ee419250cf771330f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.3538",
    "kind": "arxiv",
    "version": 1
  }
}