Pith Number

pith:FIC4NFEX

pith:2014:FIC4NFEXFSP2BNVJ744MG3CQT6

not attested not anchored not stored refs pending

A compact, large-aperture tunable lens with adaptive spherical correction

Matthias C. Wapler, Moritz St\"urmer, Ulrike Wallrabe

arxiv:1411.3746 v1 · 2014-11-13 · 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{FIC4NFEXFSP2BNVJ744MG3CQT6}

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	2026-05-18T02:20:30.549751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a05c694972c9fa0b6a9ff38c36c509fa4bd5152943f8dcb6ffefb066718ece2

Aliases

arxiv: 1411.3746 · arxiv_version: 1411.3746v1 · doi: 10.48550/arxiv.1411.3746 · pith_short_12: FIC4NFEXFSP2 · pith_short_16: FIC4NFEXFSP2BNVJ · pith_short_8: FIC4NFEX

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/FIC4NFEXFSP2BNVJ744MG3CQT6 \
  | 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: 2a05c694972c9fa0b6a9ff38c36c509fa4bd5152943f8dcb6ffefb066718ece2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1273381f67ac7de19bbed0fd0df461e02869d78224fbe364c3b1b59aaa25913",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-11-13T21:27:53Z",
    "title_canon_sha256": "b776275b323cb270058a19e48560c72c31a509259e72533b4444f5b06431379a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.3746",
    "kind": "arxiv",
    "version": 1
  }
}