Pith Number

pith:7JRKMTD3

pith:2011:7JRKMTD32F7PBHFY4D2DUHLZ27

not attested not anchored not stored refs pending

Ultrafast ring opening in CHD investigated by simplex-based spectral unmixing

Jaehee Kim, James L. White, Philip H. Bucksbaum, Vladimir S. Petrovic

arxiv:1109.2702 v1 · 2011-09-13 · physics.chem-ph · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7JRKMTD32F7PBHFY4D2DUHLZ27}

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	2026-05-18T02:00:33.845483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa62a64c7bd17ef09cb8e0f43a1d79d7f22f7ddad895baf1fc0e489d33e44943

Aliases

arxiv: 1109.2702 · arxiv_version: 1109.2702v1 · doi: 10.48550/arxiv.1109.2702 · pith_short_12: 7JRKMTD32F7P · pith_short_16: 7JRKMTD32F7PBHFY · pith_short_8: 7JRKMTD3

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/7JRKMTD32F7PBHFY4D2DUHLZ27 \
  | 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: fa62a64c7bd17ef09cb8e0f43a1d79d7f22f7ddad895baf1fc0e489d33e44943

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26e5e6fd62b21cdcc8768dd10d58906431ace6d0941ed147ad695cf6fcdfc585",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2011-09-13T08:22:02Z",
    "title_canon_sha256": "23fb0bc9ddee837943247546fdbffe4872846127c62da22061faa5e5a139f4ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2702",
    "kind": "arxiv",
    "version": 1
  }
}