Pith Number

pith:QGTK4GYE

pith:2017:QGTK4GYESLQGWPB5WLT3NTN4HD

not attested not anchored not stored refs pending

Nanophotonic Particle Simulation and Inverse Design Using Artificial Neural Networks

Brendan Delacy, Fidel Cano-Renteria, John D. Joannopoulos, John Peurifoy, Li Jing, Marin Soljacic, Max Tegmark, Yichen Shen, Yi Yang

arxiv:1712.03222 v1 · 2017-10-18 · physics.comp-ph · 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{QGTK4GYESLQGWPB5WLT3NTN4HD}

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	2026-05-18T00:28:28.002625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81a6ae1b0492e06b3c3db2e7b6cdbc38fd149feb9f8f850994ca9c3b6a8e00bd

Aliases

arxiv: 1712.03222 · arxiv_version: 1712.03222v1 · doi: 10.48550/arxiv.1712.03222 · pith_short_12: QGTK4GYESLQG · pith_short_16: QGTK4GYESLQGWPB5 · pith_short_8: QGTK4GYE

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/QGTK4GYESLQGWPB5WLT3NTN4HD \
  | 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: 81a6ae1b0492e06b3c3db2e7b6cdbc38fd149feb9f8f850994ca9c3b6a8e00bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "453bc40feb6fc932989f1f537586e610221573d7dabc4745735245f76fdfd5f2",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2017-10-18T17:57:22Z",
    "title_canon_sha256": "500d86b8976bb28e71fa729ed351573724f36fe33e30e7a130c97a686d1d8970"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03222",
    "kind": "arxiv",
    "version": 1
  }
}