Pith Number

pith:E45R23YU

pith:2025:E45R23YUK2ZUGQHZBUG5KD6EDW

not attested not anchored not stored refs pending

Comparison Research of Millimeter-Wave/Infrared Co-aperture Reflector Antenna Systems Based on a Specialized Film

Chen Yao, Hongda Lu, Xinlong Yang, Yiming Zhao, Yong Liu, Zongze Li

arxiv:2504.19150 v1 · 2025-04-27 · 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{E45R23YUK2ZUGQHZBUG5KD6EDW}

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	2026-07-05T10:54:52.958251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

273b1d6f1456b34340f90d0dd50fc41d8aa91bfc558b0847023092196b4af68e

Aliases

arxiv: 2504.19150 · arxiv_version: 2504.19150v1 · doi: 10.48550/arxiv.2504.19150 · pith_short_12: E45R23YUK2ZU · pith_short_16: E45R23YUK2ZUGQHZ · pith_short_8: E45R23YU

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/E45R23YUK2ZUGQHZBUG5KD6EDW \
  | 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: 273b1d6f1456b34340f90d0dd50fc41d8aa91bfc558b0847023092196b4af68e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23f2f21fd048dfcbe2e8d2e153354222da4c05e25d3fc875c3886f2b0de5afce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-04-27T08:06:51Z",
    "title_canon_sha256": "60e2a88e9d05969c422aa90c20a7b713d6afeef8b32879d5d6915cafbdeecf88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.19150",
    "kind": "arxiv",
    "version": 1
  }
}