OT-2026-000069834
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000069834) never changes.
Identity and time
| Publication number | OT-2026-000069834 · never reused |
|---|---|
| Internal UUID | 01a0ae91-185f-761b-bd97-2656e87a915a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069834 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4718ed1c09c2988386ff6725957dd1a504a09e641f54aaee24e60a7264a7d89f |
|---|---|
| Markdown | 32bab9ad41e75ebe44f3b61c26f74b4c1fa3b9d68073b6ae85cacc610ea1c6ef |
| Publication page | 7673bd6fb8bcfbbd9ed2e9eae9136009d5f3a6f79f5652cae123194d113c125a |
| Manifest | ef73a8c85a6596ca9aae274577e5d0a4fa5f4a127cae52475e2b6fb29ff4ff61 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | m9yi03IFawq11ubXwmezzgUNLFCIjvg+F8a3C4qm/v9bagZIkin9EKAr5ith5ZIV1AWkMa/XjEo6HauR8jcrBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:26:39.985513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069834observed 7673bd6fb8bcfbbd9ed2e9eae9136009...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:39.967684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069834/manifest.jsonobserved ef73a8c85a6596ca9aae274577e5d0a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:39.950150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069834/publication.mdobserved 32bab9ad41e75ebe44f3b61c26f74b4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:39.933841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069834/publication.txtobserved 4718ed1c09c2988386ff6725957dd1a5...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|