Pith Number

pith:ELHOW3RX

pith:2021:ELHOW3RXT2OCUK7KHUULO3W34A

not attested not anchored not stored refs pending

Visible light photonic integrated Brillouin laser

Andrei Isichenko, Andrew M. Jayich, C. Fertig, C. W. Hoyt, Daniel J. Blumenthal, Jiawei Wang, Kaikai Liu, Nitesh Chauhan, Peter T. Rakich, Qiancheng Zhao, Ryan O. Behunin

arxiv:2102.10198 v1 · 2021-02-19 · 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{ELHOW3RXT2OCUK7KHUULO3W34A}

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	2026-07-05T03:04:03.813908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22ceeb6e379e9c2a2bea3d28b76edbe00cb67bfdb7971c1671854eb2043afe40

Aliases

arxiv: 2102.10198 · arxiv_version: 2102.10198v1 · doi: 10.48550/arxiv.2102.10198 · pith_short_12: ELHOW3RXT2OC · pith_short_16: ELHOW3RXT2OCUK7K · pith_short_8: ELHOW3RX

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/ELHOW3RXT2OCUK7KHUULO3W34A \
  | 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: 22ceeb6e379e9c2a2bea3d28b76edbe00cb67bfdb7971c1671854eb2043afe40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14d7dc1ecf78d8df450dcc755420fe66e093fca880bc76bb025d97e88987a519",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-02-19T23:02:13Z",
    "title_canon_sha256": "454be63bfc4381f8c4a60c7225593a4906c0f42d256c170f22f35099a9cfc664"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.10198",
    "kind": "arxiv",
    "version": 1
  }
}