OT-2026-000090538
Publication integrity record
Foam pad vacuum gripper, four zone face, two stage ejector, 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-2026-000090538) never changes.
Identity and time
| Publication number | OT-2026-000090538 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7a2c-b314-9ef0710a3fd9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85ff1e642bfe5a9ddf9a81f8d66422504b54e9b6dd2d8ed9c8de8c10643173d2 |
|---|---|
| Markdown | e42c9be4985dd6372b24baefd8e0a9e0b5c01bab13a5e110f12b941c4fe87093 |
| Publication page | 6ad33071febf8ab5b5587806dc9070e5870844047cc100ae2549fd1f878fc1b8 |
| Manifest | 705b86fbefece137eb30b77b9cd79fe5dda03a4769e488de7ac202131080f7cb |
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 | 85XQgR2VYtr/I8SZCprfjIcwHAIQ/pKhFnlg9ikK05r/ji/3EotqLdqi73k671pYmyGHP2BFXPhJtgIwL1kkCg== |
| 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
| 2026-09-17T09:44:42.584382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090538observed 6ad33071febf8ab5b5587806dc9070e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:42.565274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090538/manifest.jsonobserved 705b86fbefece137eb30b77b9cd79fe5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.546848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090538/publication.mdobserved e42c9be4985dd6372b24baefd8e0a9e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.529414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090538/publication.txtobserved 85ff1e642bfe5a9ddf9a81f8d6642250...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. |
|---|