OT-2026-000072146
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000072146) never changes.
Identity and time
| Publication number | OT-2026-000072146 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c1-7a8e-bae7-c1723798ff6b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072146 |
| Status | PUBLIC |
Content hashes
| Canonical text | 308a97e4bc857bd8163dcdbf447a240d0a0923e30d04f26eb37ddc699ecb517d |
|---|---|
| Markdown | b7ed833fa64f43c651612a0b63d243a2931fc5e179fa247637bf11dfd2f37c04 |
| Publication page | b09952eef4c682835474355aa9160038ce361efe5240722055f4550d42e6b111 |
| Manifest | 68143cf2230ed29d75ae85a124ceddb6fdcc40ce7c6e6a72a38fa9decb7841b7 |
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 | ULz8HP89WUKlb0SWiWyrNiX+hFJvQrT19EWK/iYRvty+WJ3PWYFwz7qITA39vhwbO6xExrMy9djEMNfzlnCYCA== |
| 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
| 2026-09-17T10:23:14.594067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072146observed b09952eef4c682835474355aa9160038...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:14.577966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072146/manifest.jsonobserved 68143cf2230ed29d75ae85a124ceddb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:14.562060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072146/publication.mdobserved b7ed833fa64f43c651612a0b63d243a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:14.544729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072146/publication.txtobserved 308a97e4bc857bd8163dcdbf447a240d...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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