OT-2026-000091072
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, 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-2026-000091072) never changes.
Identity and time
| Publication number | OT-2026-000091072 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-73f8-a85d-34d6d8d644ef · 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-2026-000091072 |
| Status | PUBLIC |
Content hashes
| Canonical text | e56dbd0252c99e36151d4bc93dd6462216e354fea70ced034afda21da2d2dcd8 |
|---|---|
| Markdown | 8f97ce17378b0cf70ea32f991d4be125c89afc324be6ac736d9ab39a0016c151 |
| Publication page | bd65578545353b42598ed378c8989928813fb56f9c9187a4320bd58a67b5c830 |
| Manifest | 8feea986ef7e234261ee2ef03b595f3ba69367492b0aab1fde2d8cdce934b78c |
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 | cU2XUJiUavq0Up8eJjjXMikyLgs1s+9rOm4UEoDAa6jAk7GWozReBfHp+YoszremJJOlch4OFhCC+huTUxaLCw== |
| 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
| 2026-09-17T09:44:18.977444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091072observed bd65578545353b42598ed378c8989928...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:18.958415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091072/manifest.jsonobserved 8feea986ef7e234261ee2ef03b595f3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:18.940973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091072/publication.mdobserved 8f97ce17378b0cf70ea32f991d4be125...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:18.924197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091072/publication.txtobserved e56dbd0252c99e36151d4bc93dd64622...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. |
|---|