Pith Number

pith:IVBOP2BX

pith:2012:IVBOP2BXPSJGXSEEIC7WUXARK2

not attested not anchored not stored refs pending

Construction of a Sturm-Liouville vessel using Gelfand-Levitan theory. On solution of the Korteweg-de Vries equation in the first quadrant

Andrey Melnikov

arxiv:1212.1730 v1 · 2012-12-07 · math.FA · math.AP · 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{IVBOP2BXPSJGXSEEIC7WUXARK2}

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	2026-05-18T00:45:08.895850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4542e7e8377c926bc88440bf6a5c115691181c61f0a4842f408cae9fa59997a3

Aliases

arxiv: 1212.1730 · arxiv_version: 1212.1730v1 · doi: 10.48550/arxiv.1212.1730 · pith_short_12: IVBOP2BXPSJG · pith_short_16: IVBOP2BXPSJGXSEE · pith_short_8: IVBOP2BX

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/IVBOP2BXPSJGXSEEIC7WUXARK2 \
  | 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: 4542e7e8377c926bc88440bf6a5c115691181c61f0a4842f408cae9fa59997a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ca67296a7da0b49535e1710135341b8bf16a09ec0078e2c779b17b020fe518c",
    "cross_cats_sorted": [
      "math.AP",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-12-07T21:53:21Z",
    "title_canon_sha256": "9eabd019bca654d0aed3545521fcc4acaf11497e92130dfb5d1e83975ad17749"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1730",
    "kind": "arxiv",
    "version": 1
  }
}