OT-2026-000077071
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000077071) never changes.
Identity and time
| Publication number | OT-2026-000077071 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7384-9725-40eb848c774b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077071 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9fbf3a8a6edcde0d093bfb827dd687bc1bbb496d3e584993f217f683c5f69647 |
|---|---|
| Markdown | 52d3d70d2c4ce5c328f61ac7f3c6237d490ae19dcfe012751c93cb622478870c |
| Publication page | 7d3b6156a0f872abb9e55b9e1d522ee54fe373879c5af70511566efc8d3480e5 |
| Manifest | 7201b6fe2539f51a74cfcbd6a2631ba9e772c7ad7b31902dd09e90e7fd3ad8e2 |
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 | GKD0ilUu6NfU3lyCFOinKXHc9AhuSqRLBycYlxknSnWi8pgyENQSLuWW4xIxbYqZbMSjsZn8a1RPnTXKPNh0Aw== |
| 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
| 2026-09-17T10:11:26.944586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077071observed 7d3b6156a0f872abb9e55b9e1d522ee5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:26.789003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077071/manifest.jsonobserved 7201b6fe2539f51a74cfcbd6a2631ba9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:26.771113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077071/publication.mdobserved 52d3d70d2c4ce5c328f61ac7f3c6237d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:26.750179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077071/publication.txtobserved 9fbf3a8a6edcde0d093bfb827dd687bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:31.557498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077071observed 7d3b6156a0f872abb9e55b9e1d522ee5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:31.537888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077071/manifest.jsonobserved 7201b6fe2539f51a74cfcbd6a2631ba9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:31.516621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077071/publication.mdobserved 52d3d70d2c4ce5c328f61ac7f3c6237d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:31.497629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077071/publication.txtobserved 9fbf3a8a6edcde0d093bfb827dd687bc...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. |
|---|