OT-2026-000021799
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000021799) never changes.
Identity and time
| Publication number | OT-2026-000021799 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-727d-838d-e54a9660a428 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021799 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7fdc0f5087f4212ad071006f8c79e38f88f651daa0a76f8fbe5763a98e2d969 |
|---|---|
| Markdown | 8d4f28f25cfe838af0f344f78b266dada4aa3e855b9e137e30f40b1db16b5746 |
| Publication page | f0d5b4ec5feac8c55dc5569389465e8bd5f9756d7bdcaeb8c0c3fd597e693f37 |
| Manifest | 1bef9c839ed84be75dce79026214f295255d94bc7ca7d5bed2032847b331db92 |
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 | +MVywCkasNQvwfxjRJOQf7F7zPwDNf9Yj435A0880Pgrg7duaYqdJEaSp4TBPJaWSzy3nfYVW0kodPzfUvJOCQ== |
| 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
| 2026-09-17T11:54:21.138576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021799observed f0d5b4ec5feac8c55dc5569389465e8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:21.119799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021799/manifest.jsonobserved 1bef9c839ed84be75dce79026214f295...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:21.102816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021799/publication.mdobserved 8d4f28f25cfe838af0f344f78b266dad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:21.084506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021799/publication.txtobserved e7fdc0f5087f4212ad071006f8c79e38...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. |
|---|