OT-2026-000021675
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, three 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-2026-000021675) never changes.
Identity and time
| Publication number | OT-2026-000021675 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-75a4-877f-ade7a5436453 · 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-2026-000021675 |
| Status | PUBLIC |
Content hashes
| Canonical text | afa34e9426654c0d080a9b4c47b1a23abbf0d5ca5acfa9c7a6c189d4ac0f7b7b |
|---|---|
| Markdown | 6426e2277e1d3573888e115d38fe53287f696641c0ff6ebdca556ec1c9e25bf7 |
| Publication page | fd334f65a4151b676c22eec135951bb1a06a29f8184860a4745f3276b162814a |
| Manifest | a4471ecf27fd6ffbd532a978aee557cb2ac02039d4337b1e7d93cfe3c5bd3a72 |
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 | dPUe7WmvzqYKF9i/4l4/CsF6E5zcwvZCvR5rQG70DErFL2ewINJGLu4hcHtJQV+rczRS+HW+B0KBFcy74zc+Dw== |
| 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
| 2026-09-17T11:54:12.498864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021675observed fd334f65a4151b676c22eec135951bb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:12.481578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021675/manifest.jsonobserved a4471ecf27fd6ffbd532a978aee557cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:12.462234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021675/publication.mdobserved 6426e2277e1d3573888e115d38fe5328...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:12.443937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021675/publication.txtobserved afa34e9426654c0d080a9b4c47b1a23a...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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