Pith Number

pith:XCOLH5HA

pith:2014:XCOLH5HAMYO6A5GVOIYUWMSGUG

not attested not anchored not stored refs pending

Slow-light enhanced gain in active photonic crystal waveguides

Elizaveta Semenova, Jesper M{\o}rk, Kresten Yvind, Per Lunnemann, Sara Ek, Yaohui Chen

arxiv:1405.0132 v1 · 2014-05-01 · 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{XCOLH5HAMYO6A5GVOIYUWMSGUG}

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	2026-05-18T01:43:21.082022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b89cb3f4e0661de074d572314b3246a1b043a97adc357a1112e25a9145fec242

Aliases

arxiv: 1405.0132 · arxiv_version: 1405.0132v1 · doi: 10.48550/arxiv.1405.0132 · pith_short_12: XCOLH5HAMYO6 · pith_short_16: XCOLH5HAMYO6A5GV · pith_short_8: XCOLH5HA

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/XCOLH5HAMYO6A5GVOIYUWMSGUG \
  | 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: b89cb3f4e0661de074d572314b3246a1b043a97adc357a1112e25a9145fec242

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7a79f026fddaf0ee8ce3abd993654ba9b3b8f7429bf17d036c31c989ea88bfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-05-01T10:57:41Z",
    "title_canon_sha256": "0371d86127c82e8c0e891f7fb429554390a19836d4b6496f0bc244304655be01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0132",
    "kind": "arxiv",
    "version": 1
  }
}