Pith Number

pith:VCEZLIJ5

pith:2009:VCEZLIJ5YZESCP5SIQ7WXEV7E5

not attested not anchored not stored refs pending

Energy decay for the damped wave equation under a pressure condition

Emmanuel Schenck (IPHT)

arxiv:0909.2093 v1 · 2009-09-11 · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VCEZLIJ5YZESCP5SIQ7WXEV7E5}

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	2026-05-18T02:11:57.162835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a88995a13dc649213fb2443f6b92bf2744ffda2345c0ec7bb0c3a24b75ed33e8

Aliases

arxiv: 0909.2093 · arxiv_version: 0909.2093v1 · doi: 10.48550/arxiv.0909.2093 · pith_short_12: VCEZLIJ5YZES · pith_short_16: VCEZLIJ5YZESCP5S · pith_short_8: VCEZLIJ5

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/VCEZLIJ5YZESCP5SIQ7WXEV7E5 \
  | 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: a88995a13dc649213fb2443f6b92bf2744ffda2345c0ec7bb0c3a24b75ed33e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c34160dce670f095c28911ea8bd19bfd6df1ca3f138fe8e024c4e59eec250e88",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2009-09-11T06:36:34Z",
    "title_canon_sha256": "bc30d62760384082fa895e6802178df12653523a86c062b405522e482703b5af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2093",
    "kind": "arxiv",
    "version": 1
  }
}