OT-2026-000074082
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000074082) never changes.
Identity and time
| Publication number | OT-2026-000074082 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-712d-8f64-ba0c8dd36d4f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074082 |
| Status | PUBLIC |
Content hashes
| Canonical text | 04a5dd5214a671ba863a311dcbc34b041831600fe5cf95dd1d48caac11b4f512 |
|---|---|
| Markdown | 4b3c54285b2d8500f079268f0d0b7b751d6c12b4a2e5ccf3068fcda54b218515 |
| Publication page | a25916deb324daa10d7644613e16de4ae2159dac4298af8bbdc336f938c1dff3 |
| Manifest | 01ab156b297b7b34cfd8b6bb1010559ff01c38ad0184971e2d4d5f439de1ca0f |
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 | qydYb6wJOaW521u90/dZZbpy5Gc7KGBbh8soIuS9CHe8ZqVrzYn/+/Op5LaznK1tKL6s/OcstFxXfONC1XBHAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:20:59.258423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074082observed a25916deb324daa10d7644613e16de4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:59.239900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074082/manifest.jsonobserved 01ab156b297b7b34cfd8b6bb1010559f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:59.221266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074082/publication.mdobserved 4b3c54285b2d8500f079268f0d0b7b75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:59.202185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074082/publication.txtobserved 04a5dd5214a671ba863a311dcbc34b04...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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