Pith Number

pith:UR2VJTMF

pith:2026:UR2VJTMFYUMYFIXAY2ASQXVTC4

not attested not anchored not stored refs pending

Machine-learning surrogate model for one-dimensional GaAs/Al$_{0.3}$Ga$_{0.7}$As distributed Bragg reflector spectra

Mehdi Ouslim

arxiv:2606.08108 v1 · 2026-06-06 · 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{UR2VJTMFYUMYFIXAY2ASQXVTC4}

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	2026-06-09T01:05:26.822367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a47554cd85c51982a2e0c681285eb31704bea78a3ef0ba339a007953b818b56d

Aliases

arxiv: 2606.08108 · arxiv_version: 2606.08108v1 · doi: 10.48550/arxiv.2606.08108 · pith_short_12: UR2VJTMFYUMY · pith_short_16: UR2VJTMFYUMYFIXA · pith_short_8: UR2VJTMF

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/UR2VJTMFYUMYFIXAY2ASQXVTC4 \
  | 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: a47554cd85c51982a2e0c681285eb31704bea78a3ef0ba339a007953b818b56d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c31b583f9ce9b498e95c80ecd2a36735b18895089763bdad2f924d511af8d12d",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-06-06T11:17:41Z",
    "title_canon_sha256": "013588206a2124a0f45625c361825175ac21a4f94291b1be5a557f2e197fd9e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.08108",
    "kind": "arxiv",
    "version": 1
  }
}