OT-2026-000070762
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-2026-000070762) never changes.
Identity and time
| Publication number | OT-2026-000070762 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2c-7739-be14-7480c8b7b79b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070762 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6375ccf224b34565c9b448e2b5448a97fa8f44baa1bbe3eaa71e7a1d1a679ec8 |
|---|---|
| Markdown | b9779d604332d77234ebb4f32bf04fc9b753592d7e067a404e125d8a28478664 |
| Publication page | 266db9f60ca5e1dc7fd05ae4f4c676961b05807e70d355fa3cd93a32b652d789 |
| Manifest | 42c40b6cc9a2cad0146dd400608a768e5117c67a6aa9bfbde104848eba39a472 |
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 | 9AL1C+bwt/qqyXCtfu9YJurAWj4N45eAz7RvZRaIvE/XmCB3gXoyda+8X/j8VvNLW/m+6zvHS+9OIUMajj/ABA== |
| 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
| 2026-09-17T10:25:27.705781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070762observed 266db9f60ca5e1dc7fd05ae4f4c67696...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:27.689963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070762/manifest.jsonobserved 42c40b6cc9a2cad0146dd400608a768e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:27.672958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070762/publication.mdobserved b9779d604332d77234ebb4f32bf04fc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:27.657450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070762/publication.txtobserved 6375ccf224b34565c9b448e2b5448a97...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. |
|---|