Pith Number

pith:UOOHBKCH

pith:2012:UOOHBKCHQ3JUP6N6AA2VFYQ2V2

not attested not anchored not stored refs pending

Spontaneous excitation of a static multilevel atom coupled with electromagnetic vacuum fluctuations in Schwarzschild spacetime

Hongwei Yu, Wenting Zhou

arxiv:1203.5867 v1 · 2012-03-27 · gr-qc · physics.atom-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{UOOHBKCHQ3JUP6N6AA2VFYQ2V2}

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	2026-05-18T03:59:13.220983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a39c70a84786d347f9be003552e21aae9346b46263c7616cc13bc3e4c79912d3

Aliases

arxiv: 1203.5867 · arxiv_version: 1203.5867v1 · doi: 10.48550/arxiv.1203.5867 · pith_short_12: UOOHBKCHQ3JU · pith_short_16: UOOHBKCHQ3JUP6N6 · pith_short_8: UOOHBKCH

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/UOOHBKCHQ3JUP6N6AA2VFYQ2V2 \
  | 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: a39c70a84786d347f9be003552e21aae9346b46263c7616cc13bc3e4c79912d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a358e1f69647260a0989266a693b3aa5c3d494c657482dcb4159f026f439eadf",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-03-27T04:19:54Z",
    "title_canon_sha256": "257ced66826ac26a021599f9585c7ff0c38eded651643b53caea9c71ba0676f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5867",
    "kind": "arxiv",
    "version": 1
  }
}