OT-2026-000078002
Publication integrity record
Single bellows cup vacuum gripper, pump fed, 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-2026-000078002) never changes.
Identity and time
| Publication number | OT-2026-000078002 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-73cb-94ff-d5840913778a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078002 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d3aea00618e4817199b325fba6b5873c883fd2368303f83dd387dcaee88fb9a |
|---|---|
| Markdown | c766909543d1cd32b0b5c6ebb7a85a8eeaf671cb4d81b5732afed40851fb3777 |
| Publication page | e147f23350fa78da56d2eef6ea6d85c1b9f25116bfa2ab003a57d710028733e0 |
| Manifest | 0b017776750f717f23e5cb3492cb388c7ae5dfff7f31eac562fca40b0d5971b6 |
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 | 3i/5fyGgn3fHmweM/0puPzi17RPNOi+SQ/DEhG1yqCaPU9mBmqjNb8mCOeoUnTiph0b2lVJ/K0zNJyYsfp8DBg== |
| 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
| 2026-09-17T10:10:28.203706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078002observed e147f23350fa78da56d2eef6ea6d85c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:28.059330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078002/manifest.jsonobserved 0b017776750f717f23e5cb3492cb388c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:28.040577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078002/publication.mdobserved c766909543d1cd32b0b5c6ebb7a85a8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:28.016643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078002/publication.txtobserved 7d3aea00618e4817199b325fba6b5873...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.377988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078002observed e147f23350fa78da56d2eef6ea6d85c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.358670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078002/manifest.jsonobserved 0b017776750f717f23e5cb3492cb388c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.339580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078002/publication.mdobserved c766909543d1cd32b0b5c6ebb7a85a8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.319951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078002/publication.txtobserved 7d3aea00618e4817199b325fba6b5873...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. |
|---|