Pith Number

pith:VTKKBPGX

pith:2020:VTKKBPGX7RIC37XRYQWCTFRC4Z

not attested not anchored not stored refs pending

Machine Learning enables Design of On-chip Integrated Silicon T-junctions with footprint of 1.2 $\mu$m x 1.2 $\mu$m

Alex Hamrick, Apratim Majumder, Berardi Sensale-Rodriguez, Rajesh Menon, Sourangsu Banerji

arxiv:2004.11134 v4 · 2020-03-20 · 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{VTKKBPGX7RIC37XRYQWCTFRC4Z}

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	2026-07-05T01:55:09.484737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acd4a0bcd7fc502dfef1c42c299622e64e8b086c0fe77090c4e3db41b031fb89

Aliases

arxiv: 2004.11134 · arxiv_version: 2004.11134v4 · doi: 10.48550/arxiv.2004.11134 · pith_short_12: VTKKBPGX7RIC · pith_short_16: VTKKBPGX7RIC37XR · pith_short_8: VTKKBPGX

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/VTKKBPGX7RIC37XRYQWCTFRC4Z \
  | 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: acd4a0bcd7fc502dfef1c42c299622e64e8b086c0fe77090c4e3db41b031fb89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c04990a01de7d618ad91e8fb7cc3b56fb08624fa035e89ea0ce2eafa4f102e0",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-03-20T18:19:44Z",
    "title_canon_sha256": "3fbd7e48664279df31b3604f295cfb067c9dda7c1456b00fcf47873c8b3086fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.11134",
    "kind": "arxiv",
    "version": 4
  }
}