Pith Number

pith:YZLHJG6S

pith:2018:YZLHJG6SHLH7CTWUA2CT2C4PYN

not attested not anchored not stored refs pending

Two-photon self-Kerr nonlinearities for quantum computing and quantum optics

Daniel J. Brod, Joshua Combes

arxiv:1804.08531 v2 · 2018-04-23 · quant-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{YZLHJG6SHLH7CTWUA2CT2C4PYN}

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	2026-05-17T23:58:04.975163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c656749bd23acff14ed406853d0b8fc353ded8f5e65b099995682971cffa5e55

Aliases

arxiv: 1804.08531 · arxiv_version: 1804.08531v2 · doi: 10.48550/arxiv.1804.08531 · pith_short_12: YZLHJG6SHLH7 · pith_short_16: YZLHJG6SHLH7CTWU · pith_short_8: YZLHJG6S

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/YZLHJG6SHLH7CTWUA2CT2C4PYN \
  | 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: c656749bd23acff14ed406853d0b8fc353ded8f5e65b099995682971cffa5e55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91c27d31cdfef3fde99cc6088c07aae415afac05e757dbaaac5a845246d7bbd9",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-23T16:08:51Z",
    "title_canon_sha256": "3e32ded9ab3c063b0d88edcc24f26f22389491209aef33ef9ddb856a4e1a8ae9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08531",
    "kind": "arxiv",
    "version": 2
  }
}