Pith Number

pith:7I6NNA3S

pith:2026:7I6NNA3SGOHHJALPQZF7AGRHXP

not attested not anchored not stored refs pending

On the temperature dependence of the optical band gap in the material system of lithium niobate and lithium tantalate

Christine Silberhorn, Christof Eigner, Donat J. As, Elke Beyreuther, Ernst-Lukas Kuhlmann, Klaus-Dieter Becker, Laura Padberg, Ludmila Eisner, Lukas M. Eng, Maximilian Henneke, Michael Ruesing, Nina A. Lange, Noah Spiegelberg, Philipp Mues, Tim J. Bartley, Timon Schapeler

arxiv:2608.18763 v1 · 2026-08-19 · cond-mat.mtrl-sci · 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{7I6NNA3SGOHHJALPQZF7AGRHXP}

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	2026-08-20T01:23:55.115418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa3cd68372338e74816f864bf01a27bbec487bec341e33a4e3e7d7182f64bd22

Aliases

arxiv: 2608.18763 · arxiv_version: 2608.18763v1 · doi: 10.48550/arxiv.2608.18763 · pith_short_12: 7I6NNA3SGOHH · pith_short_16: 7I6NNA3SGOHHJALP · pith_short_8: 7I6NNA3S

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/7I6NNA3SGOHHJALPQZF7AGRHXP \
  | 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: fa3cd68372338e74816f864bf01a27bbec487bec341e33a4e3e7d7182f64bd22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25a567d2eedcc7c96666a1d3c601edac49c327e8153c264f16e95abae20e5546",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2026-08-19T10:14:04Z",
    "title_canon_sha256": "e9f5fa7c3ae1ce835cb32b3349139f626cdbb93e6171435fd538c63626f0dc11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.18763",
    "kind": "arxiv",
    "version": 1
  }
}