Pith Number

pith:3OZ2VBSK

pith:2009:3OZ2VBSKA2N2YJSHS4GDCBR3GH

not attested not anchored not stored refs pending

Energy decay for solutions of the wave equation with general memory boundary conditions

Pierre Cornilleau, Serge Nicaise

arxiv:0902.1823 v1 · 2009-02-11 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3OZ2VBSKA2N2YJSHS4GDCBR3GH}

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	2026-05-18T01:17:53.699428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbb3aa864a069bac2647970c31063b31f0697e59b8f8daa57d8c178b6d0634f7

Aliases

arxiv: 0902.1823 · arxiv_version: 0902.1823v1 · doi: 10.48550/arxiv.0902.1823 · pith_short_12: 3OZ2VBSKA2N2 · pith_short_16: 3OZ2VBSKA2N2YJSH · pith_short_8: 3OZ2VBSK

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/3OZ2VBSKA2N2YJSHS4GDCBR3GH \
  | 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: dbb3aa864a069bac2647970c31063b31f0697e59b8f8daa57d8c178b6d0634f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2aacbb30bfd6dd75e3311ef21fc131aa7bbb05b0ca1a546223ada02dfb0ae6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2009-02-11T08:56:19Z",
    "title_canon_sha256": "6f9d35fafcc237c8de2bf6c6ed8df6eb2aa2aeb0ba2a48ad115a35373dde808d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.1823",
    "kind": "arxiv",
    "version": 1
  }
}