Pith Number

pith:7Q5DKPEK

pith:2017:7Q5DKPEKMW2SZAOTWUFDLPR2UR

not attested not anchored not stored refs pending

Single Anchor Localization and Orientation Performance Limits using Massive Arrays: MIMO vs. Beamforming

Anna Guerra, Davide Dardari, Francesco Guidi

arxiv:1702.01670 v2 · 2017-02-06 · 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{7Q5DKPEKMW2SZAOTWUFDLPR2UR}

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	2026-05-18T00:43:43.256807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc3a353c8a65b52c81d3b50a35be3aa4717f181f6d0631bb1dc38ae6532a307e

Aliases

arxiv: 1702.01670 · arxiv_version: 1702.01670v2 · doi: 10.48550/arxiv.1702.01670 · pith_short_12: 7Q5DKPEKMW2S · pith_short_16: 7Q5DKPEKMW2SZAOT · pith_short_8: 7Q5DKPEK

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/7Q5DKPEKMW2SZAOTWUFDLPR2UR \
  | 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: fc3a353c8a65b52c81d3b50a35be3aa4717f181f6d0631bb1dc38ae6532a307e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b362d2cd6299909a551bf2b43c8a6075f4ca4fafaa7a46eb686fa5c9c77f6da",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-06T16:01:10Z",
    "title_canon_sha256": "e4dfa940b333bc99dfc6cb5a9275ae186dab23dcdf35b40d4bbae04f67f44b3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01670",
    "kind": "arxiv",
    "version": 2
  }
}