OT-2026-000029221
Publication integrity record
Four cup vacuum gripper, four outlet manifold, three 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-2026-000029221) never changes.
Identity and time
| Publication number | OT-2026-000029221 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa0-7ddc-aac2-9c04bf4950eb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029221 |
| Status | PUBLIC |
Content hashes
| Canonical text | 682bf6278b5f594d984657339a30c6267e612d983cb24b735a403794be082b22 |
|---|---|
| Markdown | db45032d70d560954526c2ecb69fa0758181a29779aecec7c3abc1601ca49b69 |
| Publication page | 42b11ce79396a6067720cee04e48a8c4168f31bfd0383e38381610e34198c896 |
| Manifest | f4d11a9b2f6de9248441f5c199e109abf34bca604cf6285b01ee4cb08d28edff |
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 | ChVhj/2rEfrUlgPncNrzNbVwY2cuoU3FzXhm9Dwxq5tiQl7CkXTLRt0X8ijclTs3ZCs184VqV070GnDnVK8/Aw== |
| 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
| 2026-09-17T11:39:50.534485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029221observed 42b11ce79396a6067720cee04e48a8c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:50.515691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029221/manifest.jsonobserved f4d11a9b2f6de9248441f5c199e109ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:50.496435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029221/publication.mdobserved db45032d70d560954526c2ecb69fa075...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:50.479223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029221/publication.txtobserved 682bf6278b5f594d984657339a30c626...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. |
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