OT-2026-000012977
Publication integrity record
Single cup vacuum gripper, common isolation valve, 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-2026-000012977) never changes.
Identity and time
| Publication number | OT-2026-000012977 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-76ef-a720-04989adcb1ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 607e16b161f12c23bc505ddeb7ae2690b2ce573f1879c17427a686855b148acc |
|---|---|
| Markdown | 5ba6d6155e8a3b2070a5b6fd599fc1102a21a48a7f21d02cf8b85e1f06575b3b |
| Publication page | 3f88192e6b47c39edc0855a96c696c140b28cedb9fbc153509e53a27bead184c |
| Manifest | 6f87d7b078c754c9f228036bb1b7d422b7f14ec33b8330ef392ad6631dbc1140 |
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 | S/gjLaWWMd8/Wv870BWnYOFkS3Y1yTzkzBdamA3AOUMe41rnekrPsx+blfkN/FeDGjCwVGlNbJ88hJ3JkiQeAA== |
| 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
| 2026-09-17T12:10:47.383009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012977observed 3f88192e6b47c39edc0855a96c696c14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:47.363566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012977/manifest.jsonobserved 6f87d7b078c754c9f228036bb1b7d422...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:47.344732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012977/publication.mdobserved 5ba6d6155e8a3b2070a5b6fd599fc110...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:47.323481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012977/publication.txtobserved 607e16b161f12c23bc505ddeb7ae2690...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. |
|---|