Pith Number

pith:UDXA42CX

pith:2017:UDXA42CXFU2R76RWYR2TIL4LGW

not attested not anchored not stored refs pending

An optical micro-comb with a 50GHz free spectral range for photonic microwave true time delays

Arnan Mitchell, Brent E. Little, David J. Moss, Jiayang Wu, Roberto Morandotti, Sai T. Chu, Tania Moein, Thach G. Nguyen, Xingyuan Xu

arxiv:1711.03927 v1 · 2017-10-30 · physics.app-ph · 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{UDXA42CXFU2R76RWYR2TIL4LGW}

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	2026-05-18T00:30:51.076218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0ee0e68572d351ffa36c475342f8b358131a59400063219a6e2c8a274f8cdc8

Aliases

arxiv: 1711.03927 · arxiv_version: 1711.03927v1 · doi: 10.48550/arxiv.1711.03927 · pith_short_12: UDXA42CXFU2R · pith_short_16: UDXA42CXFU2R76RW · pith_short_8: UDXA42CX

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/UDXA42CXFU2R76RWYR2TIL4LGW \
  | 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: a0ee0e68572d351ffa36c475342f8b358131a59400063219a6e2c8a274f8cdc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c8ba7467fbc02161aca4f37391b172e32aa0e2821ff984c074e09e9d8fc8f72",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-10-30T03:00:52Z",
    "title_canon_sha256": "3b602edbfe8e363fa0de3950ebe05a9a3db149614bb2aa54349f8d9d6b374ff2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03927",
    "kind": "arxiv",
    "version": 1
  }
}