Pith Number

pith:M7L6PUXV

pith:2025:M7L6PUXVKW6QKQQIFDS5FFYAIE

not attested not anchored not stored refs pending

Coherence of dipole-forbidden Rydberg excitons in Cu$_2$O measured by polarization- and time-resolved multi-photon spectroscopy

A. Farenbruch, D. Fr\"ohlich, D. R. Yakovlev, G. Uca, M. Bayer, N. V. Siverin

arxiv:2507.22717 v1 · 2025-07-30 · 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{M7L6PUXVKW6QKQQIFDS5FFYAIE}

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	2026-07-05T11:45:47.718286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67d7e7d2f555bd05420828e5d29700412d9b5911a365f081f164519acfd4ff9c

Aliases

arxiv: 2507.22717 · arxiv_version: 2507.22717v1 · doi: 10.48550/arxiv.2507.22717 · pith_short_12: M7L6PUXVKW6Q · pith_short_16: M7L6PUXVKW6QKQQI · pith_short_8: M7L6PUXV

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/M7L6PUXVKW6QKQQIFDS5FFYAIE \
  | 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: 67d7e7d2f555bd05420828e5d29700412d9b5911a365f081f164519acfd4ff9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ac869d9a6cf90eeeb345abfdf1e0f514141efadfceaa01a10f7cdcb7d3316e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2025-07-30T14:33:52Z",
    "title_canon_sha256": "befb0f8aae6fa5b774c4214150a0b4a4598837eac8d2e39a3065d289d3c1b8a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.22717",
    "kind": "arxiv",
    "version": 1
  }
}