Pith Number

pith:PA2SQ5EG

pith:2011:PA2SQ5EGALPPCIL3F37VWMXMCO

not attested not anchored not stored refs pending

QED effective action in Krein space quantization

A. Refaei, M. V. Takook

arxiv:1109.2692 v1 · 2011-09-13 · gr-qc · 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{PA2SQ5EGALPPCIL3F37VWMXMCO}

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	2026-05-18T02:00:33.868340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

783528748602def1217b2eff5b32ec138969a47a572850137a4d7921a66e96b5

Aliases

arxiv: 1109.2692 · arxiv_version: 1109.2692v1 · doi: 10.48550/arxiv.1109.2692 · pith_short_12: PA2SQ5EGALPP · pith_short_16: PA2SQ5EGALPPCIL3 · pith_short_8: PA2SQ5EG

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/PA2SQ5EGALPPCIL3F37VWMXMCO \
  | 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: 783528748602def1217b2eff5b32ec138969a47a572850137a4d7921a66e96b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8158913e5d58f17b3d13b3d798b0d7942ecc856c216f057fdcfb1b1a10293419",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-09-13T07:33:40Z",
    "title_canon_sha256": "2d43d5711b32857cd0b46e5ceab95bed817a94fc06a1a7e302d85fd85dd5a66a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2692",
    "kind": "arxiv",
    "version": 1
  }
}