Pith Number

pith:HHNUY5YN

pith:2026:HHNUY5YNSLGYNAMGU5WFTPFO34

not attested not anchored not stored refs pending

A modified Moss rule highlights underexplored classes of high refractive index materials

Andrea Crovetto, Eug\`ene Bertin, Finja Tadge

arxiv:2607.07086 v1 · 2026-07-08 · 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{HHNUY5YNSLGYNAMGU5WFTPFO34}

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	2026-07-09T01:20:14.087482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39db4c770d92cd868186a76c59bcaedf323c84943d1767ccd60c3a2b07baf63b

Aliases

arxiv: 2607.07086 · arxiv_version: 2607.07086v1 · doi: 10.48550/arxiv.2607.07086 · pith_short_12: HHNUY5YNSLGY · pith_short_16: HHNUY5YNSLGYNAMG · pith_short_8: HHNUY5YN

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/HHNUY5YNSLGYNAMGU5WFTPFO34 \
  | 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: 39db4c770d92cd868186a76c59bcaedf323c84943d1767ccd60c3a2b07baf63b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddd413558b02366c676d8b4336f7442fee9cd1de4197a8b81c78aa4f8c0f8e00",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2026-07-08T07:18:19Z",
    "title_canon_sha256": "18b6624fa7da65fc6c437ff4b046aacb1ec94f813a741db2641396f58a73cdae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.07086",
    "kind": "arxiv",
    "version": 1
  }
}