Pith Number

pith:4BXFI7L3

pith:2012:4BXFI7L3UMY4XYXFBALEC6KRHF

not attested not anchored not stored refs pending

Local energy decay for the wave equation with nonlinear time dependent damping

A. Bchatnia, M. Daoulatli

arxiv:1209.1733 v1 · 2012-09-08 · math.OC · 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{4BXFI7L3UMY4XYXFBALEC6KRHF}

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	2026-05-18T03:45:54.499786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e06e547d7ba331cbe2e50816417951395b4b78b4a18113d40e25e9e298df0220

Aliases

arxiv: 1209.1733 · arxiv_version: 1209.1733v1 · doi: 10.48550/arxiv.1209.1733 · pith_short_12: 4BXFI7L3UMY4 · pith_short_16: 4BXFI7L3UMY4XYXF · pith_short_8: 4BXFI7L3

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/4BXFI7L3UMY4XYXFBALEC6KRHF \
  | 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: e06e547d7ba331cbe2e50816417951395b4b78b4a18113d40e25e9e298df0220

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1fe6fa9a1acabf41de3cfe662d4e9f2cdd366ce196b46d4e4fdb565a08d0a42",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-09-08T17:13:04Z",
    "title_canon_sha256": "c461259ab213bbe57e551b1a0bf4cb147a064fa5e6c71cfd903dd0d85b203d41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1733",
    "kind": "arxiv",
    "version": 1
  }
}