Pith Number

pith:YTJMXHFF

pith:2009:YTJMXHFFUDPT6KMHW6YURTRACE

not attested not anchored not stored refs pending

Ultrafast insulator-to-metal phase transition as a switch to measure the spectrogram of a supercontinuum light pulse

Andrea Cavalleri, Claudio Giannetti, Federico Cilento, Fulvio Parmigiani, Gabriele Ferrini, Giacomo Coslovich, Matteo Rini, Stefano Dal Conte, Tommaso Sala

arxiv:0910.3785 v1 · 2009-10-20 · 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{YTJMXHFFUDPT6KMHW6YURTRACE}

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	2026-05-18T04:22:11.570571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4d2cb9ca5a0df3f2987b7b148ce20110d5b8dbade683cb891d01e407007ceca

Aliases

arxiv: 0910.3785 · arxiv_version: 0910.3785v1 · doi: 10.48550/arxiv.0910.3785 · pith_short_12: YTJMXHFFUDPT · pith_short_16: YTJMXHFFUDPT6KMH · pith_short_8: YTJMXHFF

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/YTJMXHFFUDPT6KMHW6YURTRACE \
  | 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: c4d2cb9ca5a0df3f2987b7b148ce20110d5b8dbade683cb891d01e407007ceca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f803c8a7150dbc91b2b2827e156d025fcea8bdaa83c5c2bc6c4e05df0d16d7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-10-20T10:02:08Z",
    "title_canon_sha256": "a043c79c824cfaf2e5cdb7cdbcdd2a136988cfd844a4204b4731f4ef68819821"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3785",
    "kind": "arxiv",
    "version": 1
  }
}