OT-2026-000028107
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000028107) never changes.
Identity and time
| Publication number | OT-2026-000028107 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-79e6-bb08-5520d4b50afe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028107 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa0ee5dc731f134da3657b773575e86db4e3b3419e97b4a376de84d2d421b798 |
|---|---|
| Markdown | 62b862c18a098d37690d617e249fbc8320f41e1e26ce4b6eeaa905b02890ed06 |
| Publication page | 57da15895a7fa0d7d1d6ece7da9811dbce7d7c2f38870c58146577e4ee7271ef |
| Manifest | 9761a5e659f3cc603e887ab6e8637b6c84b5706c88f8c6b317e2bb4428e0b6b4 |
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 | JaReBwpj9FxF+Qc8eXg28NYUOJoRMZtgT499SKIpPbbPVCCWykpeN8l6zMu7MbPw2n4jyf/HZ+LomgGoLOHQBQ== |
| 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
| 2026-09-17T11:42:27.334342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028107observed 57da15895a7fa0d7d1d6ece7da9811db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:27.316857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028107/manifest.jsonobserved 9761a5e659f3cc603e887ab6e8637b6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:27.298983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028107/publication.mdobserved 62b862c18a098d37690d617e249fbc83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:27.277050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028107/publication.txtobserved fa0ee5dc731f134da3657b773575e86d...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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