Pith Number

pith:YPKO35XW

pith:2023:YPKO35XWRBGMGUIPQE36OAAJ77

not attested not anchored not stored refs pending

Photonic Time Crystals and Parametric Amplification: similarity and distinction

Jacob B Khurgin

arxiv:2305.15243 v2 · 2023-05-24 · 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{YPKO35XWRBGMGUIPQE36OAAJ77}

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.

Cited by

1 paper in Pith

Electrodynamics of Photonic Temporal Interfaces

Receipt and verification

First computed	2026-07-05T08:01:59.490759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3d4edf6f6884cc3510f8137e70009ffff389abefd36594a1d894d15245b62ba

Aliases

arxiv: 2305.15243 · arxiv_version: 2305.15243v2 · doi: 10.48550/arxiv.2305.15243 · pith_short_12: YPKO35XWRBGM · pith_short_16: YPKO35XWRBGMGUIP · pith_short_8: YPKO35XW

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/YPKO35XWRBGMGUIPQE36OAAJ77 \
  | 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: c3d4edf6f6884cc3510f8137e70009ffff389abefd36594a1d894d15245b62ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d7095120a2a277816254b14e2decb88ca2f81c5eff7aed7d1ad7c103a027b70",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-05-24T15:29:29Z",
    "title_canon_sha256": "2a738d30b40aec7d004a9180143f1c4fc7720d51d822d48e9e22236cb0d13969"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.15243",
    "kind": "arxiv",
    "version": 2
  }
}