OT-2026-000091169
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, sustained 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-2026-000091169) never changes.
Identity and time
| Publication number | OT-2026-000091169 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-781c-b452-91135a7b7bf4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091169 |
| Status | PUBLIC |
Content hashes
| Canonical text | dcd52f8ab2904a22968f9e0a5ac47dc8109d6dd3da6b52cf272b70de0111b47f |
|---|---|
| Markdown | 12e476225c4cb68db33df3ecbf36d7fb9d0fcf5460c9f826d074a2ad6e0f2a7b |
| Publication page | c98e97156a68d984ad9e3eb86910c6e6c55219bc39bc71a67cea9beedd2088f1 |
| Manifest | 66fb77c2863d7a3098ee93c5246ef44e18531783e743bb99e2cc13430a05b128 |
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 | N/XT1M/6z9NIac3QpCmAg1Fyr9K4F97eoVD9FDnvvPSW26CBV+/hJj03zvcZZ3ju4sihp32oWhi1KFExmSR4DQ== |
| 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
| 2026-09-17T09:43:19.550970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091169observed c98e97156a68d984ad9e3eb86910c6e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:19.533308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091169/manifest.jsonobserved 66fb77c2863d7a3098ee93c5246ef44e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:19.516999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091169/publication.mdobserved 12e476225c4cb68db33df3ecbf36d7fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:19.501289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091169/publication.txtobserved dcd52f8ab2904a22968f9e0a5ac47dc8...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. |
|---|