OT-2026-000033108
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000033108) never changes.
Identity and time
| Publication number | OT-2026-000033108 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4844-7265-9b77-1ee2d7e82972 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033108 |
| Status | PUBLIC |
Content hashes
| Canonical text | f009d29cbed5071cb56cb771408db746fd951b20529ff8077580074bb96fe79a |
|---|---|
| Markdown | dbf4b809c8047d63b27875c4337d99b3f8f8c7be9334a5e003d0c85d4ed7f81a |
| Publication page | 09e21d33e8c56e02bd6cc5841574302358102e915d6088fd3996c29a46564b89 |
| Manifest | 8bfcbb19bf6a889d1e23e88f799b2b5a854a8f3410ea24b73451b224a2f1f806 |
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 | CqZhbvEjHXHJ4JVXDlNRe6HAETkwxHeIkRY1LPT8cdRSKp5f3Y3bjKj5p4C+Ryn4Rn3vFZ6hskhBv9y5BqnNDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-11-03T12:41:26.420667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033108observed 09e21d33e8c56e02bd6cc58415743023...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-03T12:41:26.356418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033108/manifest.jsonobserved 8bfcbb19bf6a889d1e23e88f799b2b5a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T12:41:26.303341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033108/publication.mdobserved dbf4b809c8047d63b27875c4337d99b3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T12:41:26.241967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033108/publication.txtobserved f009d29cbed5071cb56cb771408db746...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T16:41:57.754511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033108observed 09e21d33e8c56e02bd6cc58415743023...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T16:41:57.702742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033108/manifest.jsonobserved 8bfcbb19bf6a889d1e23e88f799b2b5a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T16:41:57.647316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033108/publication.mdobserved dbf4b809c8047d63b27875c4337d99b3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T16:41:57.477680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033108/publication.txtobserved f009d29cbed5071cb56cb771408db746...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|