Pith Number

pith:4EN7UTE3

pith:2012:4EN7UTE3DQWSDN7L2HMMC5C5Y6

not attested not anchored not stored refs pending

Coupling of ultrathin tapered fibers with high-Q microsphere resonators at cryogenic temperatures and observation of phase-shift transition from undercoupling to overcoupling

Akira Tanaka, Hong-Quan Zhao, Kiyota Toubaru, Masazumi Fujiwara, Shigeki Takeuchi, Tetsuya Noda

arxiv:1209.2475 v1 · 2012-09-12 · 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{4EN7UTE3DQWSDN7L2HMMC5C5Y6}

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	2026-05-18T03:45:43.021745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e11bfa4c9b1c2d21b7ebd1d8c1745dc7aa420fa8153044a74b6a78fa15f037c7

Aliases

arxiv: 1209.2475 · arxiv_version: 1209.2475v1 · doi: 10.48550/arxiv.1209.2475 · pith_short_12: 4EN7UTE3DQWS · pith_short_16: 4EN7UTE3DQWSDN7L · pith_short_8: 4EN7UTE3

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/4EN7UTE3DQWSDN7L2HMMC5C5Y6 \
  | 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: e11bfa4c9b1c2d21b7ebd1d8c1745dc7aa420fa8153044a74b6a78fa15f037c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2660d7de0772c9608e01300d2966f7b18836a89433b76c143a55e8a1fab6c114",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-09-12T01:41:53Z",
    "title_canon_sha256": "0936ce5e160e27cd7152052345bffa54149276537c8b727420a98ec6ba97f983"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2475",
    "kind": "arxiv",
    "version": 1
  }
}