OT-2026-000052748
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000052748) never changes.
Identity and time
| Publication number | OT-2026-000052748 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-7356-a98b-b8462cb369e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052748 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99879ebd9a1951dc36bc36a97e8008a710fb817664b9b46bb83050847cb286dd |
|---|---|
| Markdown | a34158b00717e03bdbde37bf85aa5dc8ebebe400c8bd08e77d39b0081fb41441 |
| Publication page | b43e71a790f0edc7f653efa4235f7bd101e1cdbd9d6a6b93d1dc9357c8ff1bcd |
| Manifest | 1f25aaf39d9518ba846b660f81d12eeca3700e06415f9920851e695f6cdd7a47 |
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 | qgH7nYB975sXEBwmjFvW+W+EwcIN2P3Edr60h0ZH4Cgycou+bdHXdqENm4V3f0rJJiKhvYNEOe0kpky+wpkICw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:44.892643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052748observed b43e71a790f0edc7f653efa4235f7bd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:44.874280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052748/manifest.jsonobserved 1f25aaf39d9518ba846b660f81d12eec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:44.855483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052748/publication.mdobserved a34158b00717e03bdbde37bf85aa5dc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:44.834465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052748/publication.txtobserved 99879ebd9a1951dc36bc36a97e8008a7...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. |
|---|