Pith Number

pith:YL5MCTWI

pith:2024:YL5MCTWICJKWMQ4YMXNXSSGFJ7

not attested not anchored not stored refs pending

Tunable 30 GHz laser frequency comb for astronomical spectrograph characterization and calibration

Chad F Bender, Connor Fredrick, Joe P Ninan, Molly Kate Kreider, Pooja Sekhar, Ryan Terrien, Scott A Diddams, Suvrath Mahadevan

arxiv:2408.02627 v1 · 2024-08-05 · physics.optics · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YL5MCTWICJKWMQ4YMXNXSSGFJ7}

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	2026-07-05T08:52:15.498606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2fac14ec8125566439865db7948c54ff2e32eaf26a029d4bb8f0229512baf77

Aliases

arxiv: 2408.02627 · arxiv_version: 2408.02627v1 · doi: 10.48550/arxiv.2408.02627 · pith_short_12: YL5MCTWICJKW · pith_short_16: YL5MCTWICJKWMQ4Y · pith_short_8: YL5MCTWI

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/YL5MCTWICJKWMQ4YMXNXSSGFJ7 \
  | 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: c2fac14ec8125566439865db7948c54ff2e32eaf26a029d4bb8f0229512baf77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dfdff20bbf8c55ab22481ba6e9bab2edce7d8dbcb7797b50f5dd7e12dff5fea",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2024-08-05T16:50:27Z",
    "title_canon_sha256": "16452cb72abd55f06f58705346927ffef171cd1728c47f4efc319ceea1de907e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.02627",
    "kind": "arxiv",
    "version": 1
  }
}