OT-2026-000011488
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, vented after 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-2026-000011488) never changes.
Identity and time
| Publication number | OT-2026-000011488 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-88ff-7c26-8efc-6a9ffe7a1a5a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:23.703080Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011488 |
| Status | PUBLIC |
Content hashes
| Canonical text | 76b0d8cb33c49f2f9a7f80e4ddb99b9fc259e0eb5580a9880784f8476a015701 |
|---|---|
| Markdown | e00157a96d3d2ad437ce606cebf547189fba84662d05e4ba296d4d013ec5e9b7 |
| Publication page | 1fe44c8c0182407e9402c8641f649f01ead502a206658613a425b8ccd18a1d01 |
| Manifest | 4c56e409ccb973ccbd709b1118e6871ed9619ac3fe17479d92ed2401cc82e5fa |
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 | YDowF/wVg5tuaThZ1wco/VIMvXyxEODk38XAoCnIL1l5dB0Z0XJG/5KXnijnP/62AfozaWS+VA6LIxQSF1GlCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:13:15.685381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011488observed 1fe44c8c0182407e9402c8641f649f01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:13:15.666638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011488/manifest.jsonobserved 4c56e409ccb973ccbd709b1118e6871e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:15.646241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011488/publication.mdobserved e00157a96d3d2ad437ce606cebf54718...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:15.626793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011488/publication.txtobserved 76b0d8cb33c49f2f9a7f80e4ddb99b9f...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. |
|---|