Pith Number

pith:J3BSOP3H

pith:2019:J3BSOP3HQ2X6IKETD5ICZ44V4M

not attested not anchored not stored refs pending

Towards Smart Wireless Communications via Intelligent Reflecting Surfaces: A Contemporary Survey

Dinh Thai Hoang, Dong In Kim, Dusit Niyato, Lei Shu, Shimin Gong, Xiao Lu, Ying-Chang Liang

arxiv:1912.07794 v2 · 2019-12-17 · cs.IT · cs.ET · 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{J3BSOP3HQ2X6IKETD5ICZ44V4M}

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	2026-07-05T01:22:00.063248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ec3273f6786afe428931f502cf395e332a5aca506f69252718e914674a42c74

Aliases

arxiv: 1912.07794 · arxiv_version: 1912.07794v2 · doi: 10.48550/arxiv.1912.07794 · pith_short_12: J3BSOP3HQ2X6 · pith_short_16: J3BSOP3HQ2X6IKET · pith_short_8: J3BSOP3H

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/J3BSOP3HQ2X6IKETD5ICZ44V4M \
  | 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: 4ec3273f6786afe428931f502cf395e332a5aca506f69252718e914674a42c74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "247c38eaf5a15b4bdef5b8aee1f81339174bf663e195d9d3571af8c0b239bea9",
    "cross_cats_sorted": [
      "cs.ET",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-12-17T02:54:31Z",
    "title_canon_sha256": "fef572e76b804319ad4338fe170fb47a628eb5d6ddeef1dd7e253f8126b8275d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.07794",
    "kind": "arxiv",
    "version": 2
  }
}