Pith Number

pith:NINEDQNX

pith:2013:NINEDQNX5EBB6MB3TR5SDLNDZ4

not attested not anchored not stored refs pending

Reversible Mode Switching in Y coupled Terahertz Lasers

David A. Ritchie, Harvey E. Beere, Md Khairuzzaman, Owen P. Marshall, Subhasish Chakraborty

arxiv:1303.1664 v1 · 2013-03-07 · 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{NINEDQNX5EBB6MB3TR5SDLNDZ4}

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	2026-05-18T01:51:15.766298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a1a41c1b7e9021f303b9c7b21ada3cf28ba61100fa9c07e2945222e4c50f02b

Aliases

arxiv: 1303.1664 · arxiv_version: 1303.1664v1 · doi: 10.48550/arxiv.1303.1664 · pith_short_12: NINEDQNX5EBB · pith_short_16: NINEDQNX5EBB6MB3 · pith_short_8: NINEDQNX

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/NINEDQNX5EBB6MB3TR5SDLNDZ4 \
  | 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: 6a1a41c1b7e9021f303b9c7b21ada3cf28ba61100fa9c07e2945222e4c50f02b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6af9c97b113b72ffd7c39a488a1db4d3a6a05d163e8d3f471a1830ea6cbb88b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-03-07T12:38:23Z",
    "title_canon_sha256": "ba78e4d0ad0dc3793cc8652dcfed9a0b2d62021a91abca33ae9544dc41f88751"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1664",
    "kind": "arxiv",
    "version": 1
  }
}