OT-2026-000015173
Publication integrity record
Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000015173) never changes.
Identity and time
| Publication number | OT-2026-000015173 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef47-7998-aab5-5bd47309e002 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015173 |
| Status | PUBLIC |
Content hashes
| Canonical text | cf2fdb09a81dca67470519633b30eb97d934d84c7c687296011bcaf275fdd2d1 |
|---|---|
| Markdown | f2079037beb6dac02160d42796ea9be3044f3e4d7c5de21edde17d3b777c4cc9 |
| Publication page | bf0678b5f9f1ee027da6601b57dc111f03abf24f392fbb91e26b0e753db21681 |
| Manifest | f920869caae0ed9ef381f24164408142f98a0924c8a0d150e37ffa396cf4ad62 |
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 | cbteS1LYfWXljpBcHJbqadNm/m2wMmygZ9XXCoFW+Vm3Hlg2j6RlDIcaL5/GoUd4iL1fyxLuvmJj93SEz9OYBA== |
| 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
| 2026-09-17T12:05:47.596827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015173observed bf0678b5f9f1ee027da6601b57dc111f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:47.574394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015173/manifest.jsonobserved f920869caae0ed9ef381f24164408142...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:47.555602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015173/publication.mdobserved f2079037beb6dac02160d42796ea9be3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:47.537525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015173/publication.txtobserved cf2fdb09a81dca67470519633b30eb97...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. |
|---|