Pith Number

pith:MPGXL4MT

pith:2014:MPGXL4MTG4CXEC2ACFCVET76D5

not attested not anchored not stored refs pending

Active control of emission directionality of semiconductor microdisk lasers

Brandon Redding, Glenn S. Solomon, Hui Cao, Li Ge, Seng Fatt Liew

arxiv:1404.6709 v1 · 2014-04-27 · 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{MPGXL4MTG4CXEC2ACFCVET76D5}

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	2026-05-18T01:20:30.122089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63cd75f1933705720b401145524ffe1f6d35bdcb6046e4bd2d9346f42444e775

Aliases

arxiv: 1404.6709 · arxiv_version: 1404.6709v1 · doi: 10.48550/arxiv.1404.6709 · pith_short_12: MPGXL4MTG4CX · pith_short_16: MPGXL4MTG4CXEC2A · pith_short_8: MPGXL4MT

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/MPGXL4MTG4CXEC2ACFCVET76D5 \
  | 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: 63cd75f1933705720b401145524ffe1f6d35bdcb6046e4bd2d9346f42444e775

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61bc366dcc0b6466be460610fa3c071f998d203f2f8feab1a47b63b808bfbfe3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-04-27T05:07:29Z",
    "title_canon_sha256": "322c8b8b8e58894c6039e4f5e7abab5b17375be9106bf92899be12d3ee927382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6709",
    "kind": "arxiv",
    "version": 1
  }
}