Pith Number

pith:BLINBNDI

pith:2012:BLINBNDIFH7TCQCUHIEWA7YOLT

not attested not anchored not stored refs pending

KAM for quasi-linear and fully nonlinear forced KdV

Massimiliano Berti, Pietro Baldi, Riccardo Montalto

arxiv:1211.6672 v1 · 2012-11-28 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BLINBNDIFH7TCQCUHIEWA7YOLT}

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	2026-05-18T03:39:44.066982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ad0d0b46829ff3140543a09607f0e5cff5051a3e814dd5052f491033fa5e05f

Aliases

arxiv: 1211.6672 · arxiv_version: 1211.6672v1 · doi: 10.48550/arxiv.1211.6672 · pith_short_12: BLINBNDIFH7T · pith_short_16: BLINBNDIFH7TCQCU · pith_short_8: BLINBNDI

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/BLINBNDIFH7TCQCUHIEWA7YOLT \
  | 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: 0ad0d0b46829ff3140543a09607f0e5cff5051a3e814dd5052f491033fa5e05f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0552acbf6a2f7cc69c68549c3c0dd12501b01ec443f9a81fec653c085b201c57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-11-28T17:34:09Z",
    "title_canon_sha256": "3e493e35945c7995c4439fabe7e4e9a9e78a0d4defbc03b8d6ddec8318cc224a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6672",
    "kind": "arxiv",
    "version": 1
  }
}