Pith Number

pith:MPB4R65B

pith:2021:MPB4R65BUILCYZKN27HZ2CJMMK

not attested not anchored not stored refs pending

Photonic modal circulator using temporal refractive-index modulation with spatial inversion symmetry

Amir H. Safavi-Naeini, Jason F. Herrmann, Jeremy D. Witmer, Jiahui Wang, Shanhui Fan

arxiv:2105.04679 v1 · 2021-05-10 · 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{MPB4R65BUILCYZKN27HZ2CJMMK}

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	2026-07-05T02:39:48.752086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63c3c8fba1a2162c654dd7cf9d092c62bd5e4ab79dba79369705749f143cb19f

Aliases

arxiv: 2105.04679 · arxiv_version: 2105.04679v1 · doi: 10.48550/arxiv.2105.04679 · pith_short_12: MPB4R65BUILC · pith_short_16: MPB4R65BUILCYZKN · pith_short_8: MPB4R65B

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/MPB4R65BUILCYZKN27HZ2CJMMK \
  | 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: 63c3c8fba1a2162c654dd7cf9d092c62bd5e4ab79dba79369705749f143cb19f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ce3a942bbf222a37c5bc7ae2b24d988bf9b40d623b38ea8c552b4ea91567aaf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-05-10T21:28:28Z",
    "title_canon_sha256": "c4e04791c2335e600cbb5121a5fd0991b7d391fd31fa23826288469d1a21bce5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.04679",
    "kind": "arxiv",
    "version": 1
  }
}