Pith Number

pith:256A62MM

pith:2015:256A62MM4V7LRR4YREGUWKR4UC

not attested not anchored not stored refs pending

Real-time absolute frequency measurement of continuous-wave terahertz wave based on dual terahertz combs of photocarriers with different frequency spacings

Hajime Inaba, Harsono Cahyadi, Hirotsugu Yamamoto, Kaoru Minoshima, Kenta Hayashi, Ryuji Ichikawa, Takeshi Yasui, Tetsuo Iwata, Yasuhiro Mizutani, Yi-Da Hsieh

arxiv:1501.06251 v1 · 2015-01-26 · 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{256A62MM4V7LRR4YREGUWKR4UC}

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	2026-05-18T02:18:03.523701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d77c0f698ce57eb8c798890d4b2a3ca0b2967b2602792ff5b7c2c8f5ca47e63c

Aliases

arxiv: 1501.06251 · arxiv_version: 1501.06251v1 · doi: 10.48550/arxiv.1501.06251 · pith_short_12: 256A62MM4V7L · pith_short_16: 256A62MM4V7LRR4Y · pith_short_8: 256A62MM

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/256A62MM4V7LRR4YREGUWKR4UC \
  | 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: d77c0f698ce57eb8c798890d4b2a3ca0b2967b2602792ff5b7c2c8f5ca47e63c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f856506a00c839debb7e3d463a5b00d93bc4e03975897de500f766a19d927a64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-01-26T03:49:39Z",
    "title_canon_sha256": "716dcecc3d7d16d27847afd1b08307de1e06e80b371b8401b52f847374a0ca89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.06251",
    "kind": "arxiv",
    "version": 1
  }
}