OT-2026-000052880
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two 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-2026-000052880) never changes.
Identity and time
| Publication number | OT-2026-000052880 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7904-8c41-652f2bf6ee2b · 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-2026-000052880 |
| Status | PUBLIC |
Content hashes
| Canonical text | 05aedc803061b5b74762a71c34302291f0054fba592c8b29c5d7d390d8ab37d7 |
|---|---|
| Markdown | 3bd55f959a0584d8a2fcba3fc9e66abd08afa0d1c771ffada24a869a90119567 |
| Publication page | c8ba9ae78d4b3062d687cd79f6d2e8269dc8b612acc54a77a06a2027f873342a |
| Manifest | 8290e98364dd0e05400b72a4c5fd2bad76531a806f2a37e59cbda61f61024fdf |
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 | 71EkAcrCJBdoXlbDzyC+z8OwAL/UYP2Bqi8tiWJVmUOTdBu0bJZZu3RvS8GlZxo2aA5vb78C07VC5CMLwDFyDg== |
| 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
| 2026-09-17T10:56:30.987677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052880observed c8ba9ae78d4b3062d687cd79f6d2e826...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:30.969910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052880/manifest.jsonobserved 8290e98364dd0e05400b72a4c5fd2bad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:30.951095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052880/publication.mdobserved 3bd55f959a0584d8a2fcba3fc9e66abd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:30.931802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052880/publication.txtobserved 05aedc803061b5b74762a71c34302291...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. |
|---|