Pith Number

pith:KP7IZWA7

pith:1998:KP7IZWA7VVFGL3VKWLZA46VMDY

not attested not anchored not stored refs pending

Convergent Perturbation Theory for a q-deformed Anharmonic Oscillator

Andrea Pollok-Narayanan, Harold Steinacker, Julius Wess, Rainer Dick

arxiv:math/9808024 v1 · 1998-08-05 · math.QA · 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{KP7IZWA7VVFGL3VKWLZA46VMDY}

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	2026-05-18T02:43:02.847033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53fe8cd81fad4a65eeaab2f20e7aac1e35285a4fb943f8afdf4b86bb52fc8e4b

Aliases

arxiv: math/9808024 · arxiv_version: math/9808024v1 · doi: 10.48550/arxiv.math/9808024 · pith_short_12: KP7IZWA7VVFG · pith_short_16: KP7IZWA7VVFGL3VK · pith_short_8: KP7IZWA7

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/KP7IZWA7VVFGL3VKWLZA46VMDY \
  | 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: 53fe8cd81fad4a65eeaab2f20e7aac1e35285a4fb943f8afdf4b86bb52fc8e4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46a689b750623ffae6cbad6da8a4e672bbe4649f645b5c21b38da928a7ed2041",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "1998-08-05T17:08:36Z",
    "title_canon_sha256": "eab376954c9937bba3a451e34238ab8f5141a5a6cb3216652979d7be44f6b791"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9808024",
    "kind": "arxiv",
    "version": 1
  }
}