OT-2026-000104281
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000104281) never changes.
Identity and time
| Publication number | OT-2026-000104281 · never reused |
|---|---|
| Internal UUID | 01a0aea5-3420-7344-beba-12afba38a54c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104281 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32771036e6a4e41ae7f1ff911ef5d7ad30a421610f58da439810583ecf223410 |
|---|---|
| Markdown | f5f6bd90cd99184cab14aef5361267140a703f62dd8449b4edeef7cc63ce7c58 |
| Publication page | 8d752b399132ea429fd003783bbb8722f96b5ed30cb09cb64b4fce9b9c923c4d |
| Manifest | 0ed63fd42889b0a3ec67a31131e672615d9706a68faed052574f1fcba47f7848 |
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 | ALTzUWq97SsfC58DGa4FsNMfUej7ZOobQpVfAD2xfLwO2+Ak9GzRMGuzHoeTW/Kg3owtnVqSluYr1XLLxDU8Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:20:23.950965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104281observed 8d752b399132ea429fd003783bbb8722...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:23.932459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104281/manifest.jsonobserved 0ed63fd42889b0a3ec67a31131e67261...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:23.914040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104281/publication.mdobserved f5f6bd90cd99184cab14aef536126714...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:23.895455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104281/publication.txtobserved 32771036e6a4e41ae7f1ff911ef5d7ad...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. |
|---|