Pith Number

pith:37CILYLE

pith:2017:37CILYLEXDSERM5SUW4E3K33RR

not attested not anchored not stored refs pending

Perturbation theory for almost-periodic potentials I. One-dimensional case

Leonid Parnovski, Roman Shterenberg

arxiv:1711.03950 v2 · 2017-11-10 · math-ph · math.MP · math.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{37CILYLEXDSERM5SUW4E3K33RR}

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	2026-05-17T23:59:17.877180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfc485e164b8e448b3b2a5b84dab7b8c4f6afade987791806e797b47b9755443

Aliases

arxiv: 1711.03950 · arxiv_version: 1711.03950v2 · doi: 10.48550/arxiv.1711.03950 · pith_short_12: 37CILYLEXDSE · pith_short_16: 37CILYLEXDSERM5S · pith_short_8: 37CILYLE

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/37CILYLEXDSERM5SUW4E3K33RR \
  | 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: dfc485e164b8e448b3b2a5b84dab7b8c4f6afade987791806e797b47b9755443

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c876f6e8585113c07d0b1c8a21a39de11bedfe5d12291b002baf7231575c066",
    "cross_cats_sorted": [
      "math.MP",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-11-10T18:25:29Z",
    "title_canon_sha256": "bb0e5dcca2a56e6259eb985c516042b1c503ee9c0db71ac5e5dd84cdf0bc6ec1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03950",
    "kind": "arxiv",
    "version": 2
  }
}