OT-2026-000077495
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000077495) never changes.
Identity and time
| Publication number | OT-2026-000077495 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f50a-75ef-a739-8d9c358d28fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077495 |
| Status | PUBLIC |
Content hashes
| Canonical text | d6d86741c18a1ee98dcaffd00547418cc05a41045b2e9f92d25bbf26eaa05ce1 |
|---|---|
| Markdown | 9b7644d18d57001840651bb89ccca4eacbb98042b80525189765b127149d8d0c |
| Publication page | ba5a69c4a0046e55a891cedfdb16c10e6651e9adf74185d34a9bfe00fff132f4 |
| Manifest | 2557f527b303a5b8e8eba1bf95b61ac48d2e6302e6bef7edadfd4f5bb32fc1d4 |
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 | P1sw3tQ61pAuehOTIp2mY5t+wenjIPS75zpvXRb7lyivTyBseY1QcW/80dbwCrjwB+VytKxOzolP9QMaeSG6Ag== |
| 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
| 2026-09-17T10:09:11.126903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077495observed ba5a69c4a0046e55a891cedfdb16c10e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:11.105726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077495/manifest.jsonobserved 2557f527b303a5b8e8eba1bf95b61ac4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:11.085756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077495/publication.mdobserved 9b7644d18d57001840651bb89ccca4ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:11.064449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077495/publication.txtobserved d6d86741c18a1ee98dcaffd00547418c...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. |
|---|