Pith Number

pith:ROBUPY6W

pith:2012:ROBUPY6WBSZOR6VYEU6OCHPMKX

not attested not anchored not stored refs pending

Spectral stability of nonlinear waves in KdV-type evolution equations

Dmitry E. Pelinovsky

arxiv:1212.3489 v2 · 2012-12-14 · 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{ROBUPY6WBSZOR6VYEU6OCHPMKX}

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	2026-05-18T03:28:55.969998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b8347e3d60cb2e8fab8253ce11dec55c26e346e7147bac1dd1cbd46cc9de302

Aliases

arxiv: 1212.3489 · arxiv_version: 1212.3489v2 · doi: 10.48550/arxiv.1212.3489 · pith_short_12: ROBUPY6WBSZO · pith_short_16: ROBUPY6WBSZOR6VY · pith_short_8: ROBUPY6W

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/ROBUPY6WBSZOR6VYEU6OCHPMKX \
  | 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: 8b8347e3d60cb2e8fab8253ce11dec55c26e346e7147bac1dd1cbd46cc9de302

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96054706f7bcef4fc09c4e19b54e9f0789564444b873d1336bcc8f6191e21b0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-12-14T14:43:14Z",
    "title_canon_sha256": "7e4a68cb5cb9effad373266a03a80d4b0c146c06e4e6779e05f88f0771947269"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3489",
    "kind": "arxiv",
    "version": 2
  }
}