Pith Number

pith:XT6MCAC2

pith:2026:XT6MCAC2HLCJDGY7AYVOEMSW5H

not attested not anchored not stored refs pending

Quantum analysis of multi-frequency laser with photonic time crystal

Alexander Uskov, Igor Protsenko

arxiv:2605.20042 v1 · 2026-05-19 · 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{XT6MCAC2HLCJDGY7AYVOEMSW5H}

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	2026-05-20T02:05:59.887537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcfcc1005a3ac4919b1f062ae23256e9e73f1af23098d6cae09d2f451bc92ee2

Aliases

arxiv: 2605.20042 · arxiv_version: 2605.20042v1 · doi: 10.48550/arxiv.2605.20042 · pith_short_12: XT6MCAC2HLCJ · pith_short_16: XT6MCAC2HLCJDGY7 · pith_short_8: XT6MCAC2

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/XT6MCAC2HLCJDGY7AYVOEMSW5H \
  | 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: bcfcc1005a3ac4919b1f062ae23256e9e73f1af23098d6cae09d2f451bc92ee2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4998e5fb20d1dbeec4bd6a87eedf5681dd6c5ea86eac7150f2b13e7448338c86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-05-19T16:03:32Z",
    "title_canon_sha256": "0cff2b91cb4a8011b3b7decc10087a86b0abd44613fc03f746cd36de92746fb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20042",
    "kind": "arxiv",
    "version": 1
  }
}