Pith Number

pith:EEBR6BI3

pith:2022:EEBR6BI3ROVJDLUQ6BF7U3BTVS

not attested not anchored not stored refs pending

Optimization-based Phase-shift Codebook Design for Large IRSs

Hanwen Cao, Joseph Eichinger, Malte Schellmann, Robert Schober, Vahid Jamali, Walid R. Ghanem

arxiv:2203.01630 v2 · 2022-03-03 · cs.IT · eess.SP · 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{EEBR6BI3ROVJDLUQ6BF7U3BTVS}

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	2026-07-05T04:46:35.516434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21031f051b8baa91ae90f04bfa6c33aca4b0dab00800ae4c3244894d05d10934

Aliases

arxiv: 2203.01630 · arxiv_version: 2203.01630v2 · doi: 10.48550/arxiv.2203.01630 · pith_short_12: EEBR6BI3ROVJ · pith_short_16: EEBR6BI3ROVJDLUQ · pith_short_8: EEBR6BI3

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/EEBR6BI3ROVJDLUQ6BF7U3BTVS \
  | 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: 21031f051b8baa91ae90f04bfa6c33aca4b0dab00800ae4c3244894d05d10934

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20e04c49e8c990aef639f052ac98f6b2c91cd3d89f41d1de6cf6d2aecd3f3980",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-03-03T10:45:05Z",
    "title_canon_sha256": "c12e3996a0ba0878235278e59c0c7f5efeff3d01d84e8871712697f899d331c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.01630",
    "kind": "arxiv",
    "version": 2
  }
}