OT-2026-000090754
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, sustained 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-2026-000090754) never changes.
Identity and time
| Publication number | OT-2026-000090754 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-730b-a3c4-190530a5300a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090754 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9eb7635f0e55c08fc46ee3327051f1e17173179aaca18971ba36e6918d6b293d |
|---|---|
| Markdown | 6134ca964d902768b3ddea3336f26d345ad062f641888d6c02e8726bed100fc8 |
| Publication page | ab7ff55a62553695a8c51fc3b5209450dd8c89c7fe40d6436dfc1517e2933b8d |
| Manifest | 9a81adb28273178d6e1507e11c1c2ec49eee06d35343766833276591282194c8 |
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 | uALxnzry+IWNMSwH6vOXZa5urY/VgIyTY8HcbqYF/fX7MAXOIYPQQTV8XNWn11DPqk9UJrew46xvNRukIPa8Dw== |
| 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
| 2026-09-17T09:44:56.899737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090754observed ab7ff55a62553695a8c51fc3b5209450...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:56.881531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090754/manifest.jsonobserved 9a81adb28273178d6e1507e11c1c2ec4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:56.861439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090754/publication.mdobserved 6134ca964d902768b3ddea3336f26d34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:56.841853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090754/publication.txtobserved 9eb7635f0e55c08fc46ee3327051f1e1...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. |
|---|