Pith Number

pith:M67JLOVE

pith:2001:M67JLOVEIFUC3BMJGP4M5ZJOC3

not attested not anchored not stored refs pending

Quantum electrodynamics in the squeezed vacuum state: Electron mass shift

Karl Svozil, Volkmar Putz

arxiv:hep-th/0105071 v2 · 2001-05-08 · 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{M67JLOVEIFUC3BMJGP4M5ZJOC3}

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	2026-05-18T01:05:59.941925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67be95baa441682d858933f8cee52e16ca9b4ac36955a689c8865adffa0dfd8c

Aliases

arxiv: hep-th/0105071 · arxiv_version: hep-th/0105071v2 · doi: 10.48550/arxiv.hep-th/0105071 · pith_short_12: M67JLOVEIFUC · pith_short_16: M67JLOVEIFUC3BMJ · pith_short_8: M67JLOVE

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/M67JLOVEIFUC3BMJGP4M5ZJOC3 \
  | 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: 67be95baa441682d858933f8cee52e16ca9b4ac36955a689c8865adffa0dfd8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf1ba0326c4385f62b660a19a00fce21576bb9b8294324aaa84b6ce6b28c32b8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2001-05-08T11:20:26Z",
    "title_canon_sha256": "ae7f9292581ae7a1575be039bc6dabfbd0a903ef318b962a56598833f622d9fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0105071",
    "kind": "arxiv",
    "version": 2
  }
}