OT-2026-000090995
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, 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-2026-000090995) never changes.
Identity and time
| Publication number | OT-2026-000090995 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-72be-9a3a-6dfc0c690a2e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090995 |
| Status | PUBLIC |
Content hashes
| Canonical text | 68159e76861cc028c5d7fdcc2ffd8eae51347ed12dbe8f8f91753a4ab148d319 |
|---|---|
| Markdown | db8a48c3c679969eb40c1c200d2d144d37d5c4161a8c718623739c4c8ba7583f |
| Publication page | 990022d22b44f258f2f6669a1b508021aa417fece903d1aecc61fd1ef2ef200f |
| Manifest | 7cbb2fb00d5c7e09ee77c66a7b2733cc7facfab732dcdecb0db369483b1087a1 |
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 | Fs50GNH0YSop/M/sMW1lCGESQpHq3jbtUaGizzB8aSHyN28SZJ2uNor4BBh+//NTx/sQFFhuhiHdo41c5ijqAw== |
| 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
| 2026-09-17T09:44:13.597726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090995observed 990022d22b44f258f2f6669a1b508021...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:13.579484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090995/manifest.jsonobserved 7cbb2fb00d5c7e09ee77c66a7b2733cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:13.560200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090995/publication.mdobserved db8a48c3c679969eb40c1c200d2d144d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:13.542577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090995/publication.txtobserved 68159e76861cc028c5d7fdcc2ffd8eae...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. |
|---|