Pith Number

pith:3BDWBSFK

pith:2020:3BDWBSFKIATE6TAZYW7DRQK6K2

not attested not anchored not stored refs pending

High-speed Fourier-transform infrared spectroscopy with phase-controlled delay line

Kazuki Hashimoto, Takuro Ideguchi, Venkata Ramaiah Badarla

arxiv:2008.13342 v1 · 2020-08-31 · 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{3BDWBSFKIATE6TAZYW7DRQK6K2}

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	2026-07-05T10:58:11.488627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d84760c8aa40264f4c19c5be38c15e568062ac3428c42cc37dbfca392e775519

Aliases

arxiv: 2008.13342 · arxiv_version: 2008.13342v1 · doi: 10.48550/arxiv.2008.13342 · pith_short_12: 3BDWBSFKIATE · pith_short_16: 3BDWBSFKIATE6TAZ · pith_short_8: 3BDWBSFK

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/3BDWBSFKIATE6TAZYW7DRQK6K2 \
  | 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: d84760c8aa40264f4c19c5be38c15e568062ac3428c42cc37dbfca392e775519

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38ed0337faf12dd7e209ae9b82c28606010d61a57db1d8a3be2212e5db9c3b1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-08-31T03:33:13Z",
    "title_canon_sha256": "e2585fb65198738bea6bca34453e4af30719f5d7265dcc1fb70af4d9dd83755f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.13342",
    "kind": "arxiv",
    "version": 1
  }
}