OT-2026-000077017
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000077017) never changes.
Identity and time
| Publication number | OT-2026-000077017 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-7d1a-ab04-4151f3417af3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077017 |
| Status | PUBLIC |
Content hashes
| Canonical text | 93866f4763d2f6c5e83d3208d2ecea621347191535f4db6ed548d57e974943c4 |
|---|---|
| Markdown | c07b3e654e3e8ce70520bf239075775a0527f3f28e1cee88c722941f4a4b82c8 |
| Publication page | be4db59b9fa55c3b9a387b51e7419a65634e26f2f9c4e8c62676d1461d4dbd7a |
| Manifest | 50c3093c0c4b1e63b2b2bffa1af5b2afe96f37b52d504b59fb69a9a55620e34e |
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 | Q+HQtq4tllBjkPX2XFCOSWyAZy9d/8nQR0DHYmYvWk/Zxvk/ahdQ9ehMV2O9lxpeXD+gkNFyNtEGPpXZ7K41Bg== |
| 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
| 2026-09-17T10:10:24.218353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077017observed be4db59b9fa55c3b9a387b51e7419a65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:24.194287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077017/manifest.jsonobserved 50c3093c0c4b1e63b2b2bffa1af5b2af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:24.053352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077017/publication.mdobserved c07b3e654e3e8ce70520bf239075775a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:24.029304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077017/publication.txtobserved 93866f4763d2f6c5e83d3208d2ecea62...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. |
|---|