OT-2026-000090236
Publication integrity record
Two bellows cup vacuum gripper, two zone face, single 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-2026-000090236) never changes.
Identity and time
| Publication number | OT-2026-000090236 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7677-a570-90467dc7954e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090236 |
| Status | PUBLIC |
Content hashes
| Canonical text | cda6c041538b428ecd528c7a2bb40b517b3f11182bd27c71696834fe6aa296fc |
|---|---|
| Markdown | b459ee66ecbb0324a5fead41ba7bdeffb25780c8f3541829e8a5d302ca2de691 |
| Publication page | 4f79cb0dfbb64763863f0a0c8ba03a3bfd26923c39ed556a1abcfa16c46d5701 |
| Manifest | ae57c24d52a811cb9ba6329caf9268530249f0b97ccc1d911412ad2e7e2d5e4b |
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 | RLqG3kkNqZfw20gOWWTABjW5FGc7nzosnUNpOr8/rvPirecj66SwCTiFDszNr/95ZceTli/VsZWtgpTeN0A/Dw== |
| 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
| 2026-09-17T09:46:19.181660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090236observed 4f79cb0dfbb64763863f0a0c8ba03a3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:19.164121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090236/manifest.jsonobserved ae57c24d52a811cb9ba6329caf926853...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.146350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090236/publication.mdobserved b459ee66ecbb0324a5fead41ba7bdeff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.127475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090236/publication.txtobserved cda6c041538b428ecd528c7a2bb40b51...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. |
|---|