Pith Number

pith:RVEQZ7M6

pith:2019:RVEQZ7M6K7CZSEF73TYJMECA5D

not attested not anchored not stored refs pending

Normal dispersion silicon oxynitride microresonator Kerr frequency combs

Andrea M. Armani, Andre Kovach, Dongyu Chen, Sumiko Poust, Vincent Gambin

arxiv:1907.02453 v1 · 2019-07-04 · 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{RVEQZ7M6K7CZSEF73TYJMECA5D}

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	2026-07-05T00:01:58.233038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d490cfd9e57c59910bfdcf0961040e8c5274e6b92da4f7379525a7ce7423a28

Aliases

arxiv: 1907.02453 · arxiv_version: 1907.02453v1 · doi: 10.48550/arxiv.1907.02453 · pith_short_12: RVEQZ7M6K7CZ · pith_short_16: RVEQZ7M6K7CZSEF7 · pith_short_8: RVEQZ7M6

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/RVEQZ7M6K7CZSEF73TYJMECA5D \
  | 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: 8d490cfd9e57c59910bfdcf0961040e8c5274e6b92da4f7379525a7ce7423a28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c7b16b7cb42d65bc45e04872e51362ae712b8c02c36ce2ed178a1e518c658e3",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-07-04T15:24:48Z",
    "title_canon_sha256": "c320db8641c5ea12147ce6db8ce98caafe21218b92ed141f57172353169d1020"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02453",
    "kind": "arxiv",
    "version": 1
  }
}