Pith Number

pith:QSP2W56C

pith:2007:QSP2W56C4AOQ5NGJ7S5W2PFRRQ

not attested not anchored not stored refs pending

Quantum interference in the classically forbidden region: a parametric oscillator

M. I. Dykman, M. Marthaler

arxiv:cond-mat/0703469 v2 · 2007-03-18 · cond-mat.mes-hall · cond-mat.supr-con · 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{QSP2W56C4AOQ5NGJ7S5W2PFRRQ}

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	2026-05-18T04:24:04.936228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

849fab77c2e01d0eb4c9fcbb6d3cb18c0437dccd9598818ce6bbf4abd4a0d104

Aliases

arxiv: cond-mat/0703469 · arxiv_version: cond-mat/0703469v2 · doi: 10.48550/arxiv.cond-mat/0703469 · pith_short_12: QSP2W56C4AOQ · pith_short_16: QSP2W56C4AOQ5NGJ · pith_short_8: QSP2W56C

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/QSP2W56C4AOQ5NGJ7S5W2PFRRQ \
  | 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: 849fab77c2e01d0eb4c9fcbb6d3cb18c0437dccd9598818ce6bbf4abd4a0d104

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73f1e11c394afde3ea21d3c52f4133a56809eff7fcf9ec8586230a0421ed418c",
    "cross_cats_sorted": [
      "cond-mat.supr-con",
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2007-03-18T19:14:46Z",
    "title_canon_sha256": "995da30a6c0f406cba5945640880f6e4832bf40dccfd65adb218aa7d2bd8ac40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0703469",
    "kind": "arxiv",
    "version": 2
  }
}