Pith Number

pith:H3FTDFPK

pith:2016:H3FTDFPKNRUXZ7NOYHZB6RIROX

not attested not anchored not stored refs pending

Dielectric geometric phase optical elements from femtosecond direct laser writing

Aleksandr Kuchmizhak, Etienne Brasselet, Saulius Juodkazis, Xuewen Wang

arxiv:1612.04487 v1 · 2016-12-14 · 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{H3FTDFPKNRUXZ7NOYHZB6RIROX}

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	2026-05-18T00:43:56.439710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ecb3195ea6c697cfdaec1f21f451175f985b44e8fd87631457978b463bd6ed5

Aliases

arxiv: 1612.04487 · arxiv_version: 1612.04487v1 · doi: 10.48550/arxiv.1612.04487 · pith_short_12: H3FTDFPKNRUX · pith_short_16: H3FTDFPKNRUXZ7NO · pith_short_8: H3FTDFPK

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/H3FTDFPKNRUXZ7NOYHZB6RIROX \
  | 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: 3ecb3195ea6c697cfdaec1f21f451175f985b44e8fd87631457978b463bd6ed5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25b41045abb3a5f896ed989a2274d0dcb75e2810826d6f5a6cb36b9c375b8e22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2016-12-14T05:00:30Z",
    "title_canon_sha256": "5c4113af9ae72fe2a2c5226408067ebcc102e31c0a78aff3046a5bd1e2e96091"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04487",
    "kind": "arxiv",
    "version": 1
  }
}