OT-2026-000077991
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, 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-2026-000077991) never changes.
Identity and time
| Publication number | OT-2026-000077991 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7741-a2f2-18b356ee448a · 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-2026-000077991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b5e1df04bfc1d1f35832fc372656325c685e389bf1e7bd64c729a9ca2aff1e9 |
|---|---|
| Markdown | 4ce0fb4916780b6e07d3105429ed7d9b7c615ecee843dbf36d89c4aca613677a |
| Publication page | d72e6df9d8f6493d088f7164f58f126af0e8e7de1ac0712703fd39d3d06d8f58 |
| Manifest | 87c60a943fbaee9f342c14f8a3cac1f6a173dcb723656659c860bfc4fe8dab57 |
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 | Ss5jgBFJ4TDqkkrZCLJJ/R0Sb5hS3OJXLtLphWJPRP9OxIVLodBUedOcO60EmX9L9e4wfzVw7fa9C8meZY78BQ== |
| 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
| 2026-09-17T10:10:26.039201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077991observed d72e6df9d8f6493d088f7164f58f126a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:26.014273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077991/manifest.jsonobserved 87c60a943fbaee9f342c14f8a3cac1f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:25.991762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077991/publication.mdobserved 4ce0fb4916780b6e07d3105429ed7d9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:25.969491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077991/publication.txtobserved 2b5e1df04bfc1d1f35832fc372656325...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.643400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077991observed d72e6df9d8f6493d088f7164f58f126a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.626135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077991/manifest.jsonobserved 87c60a943fbaee9f342c14f8a3cac1f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.607148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077991/publication.mdobserved 4ce0fb4916780b6e07d3105429ed7d9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.589343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077991/publication.txtobserved 2b5e1df04bfc1d1f35832fc372656325...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. |
|---|