Pith Number

pith:VTIO7WJJ

pith:2014:VTIO7WJJ2FE7E73ASQUBUAM2TU

not attested not anchored not stored refs pending

Planar Reflective Phaser and Synthesis for Radio Analog Signal Processing (R-ASP)

Christophe Caloz, Lianfeng Zou, Qingfeng Zhang

arxiv:1404.2628 v1 · 2014-04-09 · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VTIO7WJJ2FE7E73ASQUBUAM2TU}

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	2026-05-18T02:54:29.981346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acd0efd929d149f27f6094281a019a9d2fac6f47f272e26e7bbff3ca176ddc6b

Aliases

arxiv: 1404.2628 · arxiv_version: 1404.2628v1 · doi: 10.48550/arxiv.1404.2628 · pith_short_12: VTIO7WJJ2FE7 · pith_short_16: VTIO7WJJ2FE7E73A · pith_short_8: VTIO7WJJ

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/VTIO7WJJ2FE7E73ASQUBUAM2TU \
  | 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: acd0efd929d149f27f6094281a019a9d2fac6f47f272e26e7bbff3ca176ddc6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db884c5dc690f078cca437b13d38029f1f6deb772f2fa0c421e1bdd0715043d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-04-09T21:01:44Z",
    "title_canon_sha256": "fc8603ae74346088e24bfdbe11cbc230e3acf4916bf57827efd6d57a042e5646"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2628",
    "kind": "arxiv",
    "version": 1
  }
}