diff --git a/blobs/0xfade6cf9984433927e52502d6a0e0d58cd9197a253de436e56ab923e3d36cbe3 b/blobs/0xfade6cf9984433927e52502d6a0e0d58cd9197a253de436e56ab923e3d36cbe3
new file mode 100644
index 0000000..68c8391
--- /dev/null
+++ b/blobs/0xfade6cf9984433927e52502d6a0e0d58cd9197a253de436e56ab923e3d36cbe3
@@ -0,0 +1,53 @@
+diff --git a/README.md b/README.md
+index a4a05ef9556b639523ab016bf07da7003efd26ab..ac24a9b16d228d7df96b90478ccfe915ef636822 100644
+--- a/README.md
++++ b/README.md
+@@ -1,3 +1,3 @@
+ # core
+ 
+-Stand-in of the core repository for the public testnet of Elffuss Token to Token (T2T): only the files that some open task touches, and the modules they import. The full import is a later step.
++Stand-in of the core repository for the public testnet of Elffuss Token to Token (T2T): only the files that some open task touches, and the modules they import. The full import is a later step. Products vendor the core into web/js/ with the same file names.
+diff --git a/tests/acceptance/2/CRITERIA.json b/tests/acceptance/2/CRITERIA.json
+new file mode 100644
+index 0000000000000000000000000000000000000000..549b0d2922786bef700cc17577b03902c42310e6
+--- /dev/null
++++ b/tests/acceptance/2/CRITERIA.json
+@@ -0,0 +1,18 @@
++{
++  "schema": "elffuss-t2t/criteria@2",
++  "issue": 2,
++  "criteria": [
++    {
++      "index": 1,
++      "tests": [
++        "tests/acceptance/2/criteria.test.js::criterion 1"
++      ]
++    },
++    {
++      "index": 2,
++      "tests": [
++        "tests/acceptance/2/criteria.test.js::criterion 2"
++      ]
++    }
++  ]
++}
+diff --git a/tests/acceptance/2/criteria.test.js b/tests/acceptance/2/criteria.test.js
+new file mode 100644
+index 0000000000000000000000000000000000000000..fb5c50d02d3fa6b0ae60869040b4f3fecba0686f
+--- /dev/null
++++ b/tests/acceptance/2/criteria.test.js
+@@ -0,0 +1,14 @@
++import { test } from 'node:test'
++import assert from 'node:assert/strict'
++import { readFileSync } from 'node:fs'
++const text = readFileSync(new URL('../../../README.md', import.meta.url), 'utf8') // the content of README.md
++
++test('criterion 1', () => {
++  // README.md contains no reference to a file named `sync-core.sh` unless that file exists in the repository.
++  assert.strictEqual(text.includes('sync-core.sh'), false, 'README.md should not reference sync-core.sh unless it exists')
++})
++
++test('criterion 2', () => {
++  // README.md still states that the products vendor the core into `web/js/` with the same file names.
++  assert.strictEqual(text.includes('web/js/'), true, 'README.md should state that products vendor the core into web/js/')
++})
diff --git a/events/0000000289.json b/events/0000000289.json
new file mode 100644
index 0000000..9a4ee1b
--- /dev/null
+++ b/events/0000000289.json
@@ -0,0 +1 @@
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