Pith Number

pith:MEY2MX5G

pith:1995:MEY2MX5GRAIDF6A63C22MXOWIQ

not attested not anchored not stored refs pending

Scaling property of variational perturbation expansion for general anharmonic oscillator

Freie Universit\"at Berlin), H. Kleinert (Johannes Gutenberg-Universit\"at Mainz, W. Janke

arxiv:quant-ph/9502018 v1 · 1995-02-19 · quant-ph · chem-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{MEY2MX5GRAIDF6A63C22MXOWIQ}

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	2026-05-18T01:09:12.913226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6131a65fa6881032f81ed8b5a65dd6443641579ac92a85b2ce62aecf33a461e2

Aliases

arxiv: quant-ph/9502018 · arxiv_version: quant-ph/9502018v1 · doi: 10.48550/arxiv.quant-ph/9502018 · pith_short_12: MEY2MX5GRAID · pith_short_16: MEY2MX5GRAIDF6A6 · pith_short_8: MEY2MX5G

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/MEY2MX5GRAIDF6A63C22MXOWIQ \
  | 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: 6131a65fa6881032f81ed8b5a65dd6443641579ac92a85b2ce62aecf33a461e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2dad4838a60622da385674f7613124fbe78be808f8e42f4fa8a76c171bf6702",
    "cross_cats_sorted": [
      "chem-ph"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1995-02-19T06:40:28Z",
    "title_canon_sha256": "7a7ee2b9d786a4fad1bbc45e67f0e207dc199a2fc80cc7700faca1d3ac63093f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9502018",
    "kind": "arxiv",
    "version": 1
  }
}