Pith Number

pith:MJ35P7EO

pith:2019:MJ35P7EONFGD4GOJ2ESOTPMGYD

not attested not anchored not stored refs pending

Active analog tuning of the phase of light in the visible regime by bismuth-based metamaterials

Amanda K. Petford-Long, Eva Nieto Pinero, Johann Toudert, Marina Garcia-Pardo, Rosalia Serna

arxiv:1912.01120 v1 · 2019-12-02 · physics.optics · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MJ35P7EONFGD4GOJ2ESOTPMGYD}

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	2026-07-05T00:23:27.243228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6277d7fc8e694c3e19c9d124e9bd86c0ea4ef8981a80c21363b88026f32a5b65

Aliases

arxiv: 1912.01120 · arxiv_version: 1912.01120v1 · doi: 10.48550/arxiv.1912.01120 · pith_short_12: MJ35P7EONFGD · pith_short_16: MJ35P7EONFGD4GOJ · pith_short_8: MJ35P7EO

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/MJ35P7EONFGD4GOJ2ESOTPMGYD \
  | 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: 6277d7fc8e694c3e19c9d124e9bd86c0ea4ef8981a80c21363b88026f32a5b65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87d5851ebd8af1b12e443d9e9ba2c98e720ff0b6ade7e4016d84e2c4db07a870",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-12-02T23:14:31Z",
    "title_canon_sha256": "066846706129f872260c9a75aa2f2169367099e5a4017a277358ede5ee3a183d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.01120",
    "kind": "arxiv",
    "version": 1
  }
}