Pith Number

pith:JMG2D5HZ

pith:2020:JMG2D5HZUQ5URLS4QCW6YU4M4K

not attested not anchored not stored refs pending

Broadband terahertz time-domain spectroscopy and fast FMCW imaging: principle and applications

Xing-Yu Yang, Yao-chun Shen, Zi-jian Zhang

arxiv:2005.04943 v1 · 2020-05-11 · physics.optics · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JMG2D5HZUQ5URLS4QCW6YU4M4K}

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	2026-07-05T01:30:03.174178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b0da1f4f9a43b48ae5c80adec538ce2ad7610665816d2d78c4cf745e2ff0aa9

Aliases

arxiv: 2005.04943 · arxiv_version: 2005.04943v1 · doi: 10.48550/arxiv.2005.04943 · pith_short_12: JMG2D5HZUQ5U · pith_short_16: JMG2D5HZUQ5URLS4 · pith_short_8: JMG2D5HZ

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/JMG2D5HZUQ5URLS4QCW6YU4M4K \
  | 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: 4b0da1f4f9a43b48ae5c80adec538ce2ad7610665816d2d78c4cf745e2ff0aa9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40ec782df1a7f5ebd487c74534620a60280220f0cd7e586bb2b6a2ac66782b53",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-05-11T09:13:49Z",
    "title_canon_sha256": "bd77a0a3aebf1fc62bbd75083f8ed7b5ce9f63e01dc746c343fee52333566dda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.04943",
    "kind": "arxiv",
    "version": 1
  }
}