OT-2026-000012858
Publication integrity record
Foam pad vacuum gripper, two stage ejector, pulsed blow-off 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-2026-000012858) never changes.
Identity and time
| Publication number | OT-2026-000012858 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-78b6-b8cc-f81f7b9eef21 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012858 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6eaee3c2fdb2458326b0f5960845424be21fe119e59462e063596a24b519c938 |
|---|---|
| Markdown | 2c93a5c2dc1beb910d60c3bd7a35f279959e66b120a665a06d7ffc1167a6d729 |
| Publication page | 5fcadc1eeb8bfa251ab2063a47d798faea800999625daedb5411e84a385f23bf |
| Manifest | 6861f7fc4a8b048a7fde0772c10bd603f4f882dae76bb45dcdc905c57dfb9324 |
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 | 0Qq1f1NEpDlb7P47D89x1U11pFcLsCUpM+PatxOnbljBXm7zqnX/3+JOO3kjqWOToxcX5FqDgtUUUFXuIa0XDQ== |
| 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
| 2026-09-17T12:10:38.290893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012858observed 5fcadc1eeb8bfa251ab2063a47d798fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:38.271880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012858/manifest.jsonobserved 6861f7fc4a8b048a7fde0772c10bd603...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:38.251351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012858/publication.mdobserved 2c93a5c2dc1beb910d60c3bd7a35f279...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:38.232187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012858/publication.txtobserved 6eaee3c2fdb2458326b0f5960845424b...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. |
|---|