OpenTechnical

OT-2026-000009645

Publication integrity record

Foam pad vacuum gripper, three stage ejector, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000009645) never changes.

Identity and time

Publication numberOT-2026-000009645 · never reused
Internal UUID01a0ae6b-7563-72e7-b978-564085c2ca9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009645
StatusPUBLIC

Content hashes

Canonical text85196b9f996ca3fe58a448202587dd2324a8fe281c44aaeeecfdd44cd0617eaa
Markdown3fd0dd41fc5349339cef74113fb5f092d8c7eecad02fddc78d13ba1e100358bb
PDF
Publication page840bf2322b83ae25198b0b9c71d4337ae15bf09d224c05f3446c7bfe52480a67
Manifestc7b87201c75ab7c6ed67600c7276789a69fdc882d608a437d36f252bbbfcae01

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature+UIjGyJFuToW7W2zr2E0ihxhOOCVIWWcpNMqGLIH4qBCEkpWeif0qd61l7tLL+N4ny/EItJHa/79MgYloidNCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:06.658455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009645
observed 840bf2322b83ae25198b0b9c71d4337a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.637852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009645/manifest.json
observed c7b87201c75ab7c6ed67600c7276789a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.617767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009645/publication.md
observed 3fd0dd41fc5349339cef74113fb5f092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.596048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009645/publication.txt
observed 85196b9f996ca3fe58a448202587dd23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.