Pith Number

pith:VHS37EY5

pith:2009:VHS37EY5UN5UF7IDPZZOB6C4K3

not attested not anchored not stored refs pending

Effective Action and Schwinger Pair Production in Strong QED

Sang Pyo Kim (Kunsan Natl Univ.)

arxiv:0902.3486 v2 · 2009-02-19 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHS37EY5UN5UF7IDPZZOB6C4K3}

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.

Cited by

1 paper in Pith

Boundary Completion of Vacuum Persistence Probability

Receipt and verification

First computed	2026-05-18T02:14:46.799506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9e5bf931da37b42fd037e72e0f85c56e9e1b890d1381434c792a6bef11c60b9

Aliases

arxiv: 0902.3486 · arxiv_version: 0902.3486v2 · doi: 10.48550/arxiv.0902.3486 · pith_short_12: VHS37EY5UN5U · pith_short_16: VHS37EY5UN5UF7ID · pith_short_8: VHS37EY5

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/VHS37EY5UN5UF7IDPZZOB6C4K3 \
  | 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: a9e5bf931da37b42fd037e72e0f85c56e9e1b890d1381434c792a6bef11c60b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02e86f1e087fd56a8202c0db9da28afdc5295d9eb16dbeb5dde009666ebf6f7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-02-19T23:57:38Z",
    "title_canon_sha256": "3b3eb444bb9f6f869e6d12fd325d190b8f5ec9dec16da626966babe8075b0db1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.3486",
    "kind": "arxiv",
    "version": 2
  }
}