Pith Number

pith:YEPKPAQO

pith:2022:YEPKPAQOHIAKRT7PLVY6DRPCPA

not attested not anchored not stored refs pending

Ultrafast structural color change in indium tin oxide/titanium dioxide 1D photonic crystal

Alessandro Chiasera, Francesco Scotognella, Liliana Moscardi, Michele Guizzardi, Stefano Varas

arxiv:2205.09694 v1 · 2022-05-19 · physics.optics · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YEPKPAQOHIAKRT7PLVY6DRPCPA}

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	2026-07-05T05:07:44.424958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c11ea7820e3a00a8cfef5d71e1c5e278373901ee40177db62c71219490b10910

Aliases

arxiv: 2205.09694 · arxiv_version: 2205.09694v1 · doi: 10.48550/arxiv.2205.09694 · pith_short_12: YEPKPAQOHIAK · pith_short_16: YEPKPAQOHIAKRT7P · pith_short_8: YEPKPAQO

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/YEPKPAQOHIAKRT7PLVY6DRPCPA \
  | 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: c11ea7820e3a00a8cfef5d71e1c5e278373901ee40177db62c71219490b10910

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "208cee15fcd8601aa9978a80e53095b0da8aa99ab1574ad8fefae66f4c5e839b",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2022-05-19T16:57:12Z",
    "title_canon_sha256": "5375c5672502b3bc34dcc2668f78ab25f825c3ae969e5ac73d23de230f0b71d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.09694",
    "kind": "arxiv",
    "version": 1
  }
}