OT-2026-000101991
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000101991) never changes.
Identity and time
| Publication number | OT-2026-000101991 · never reused |
|---|---|
| Internal UUID | 01a0aea4-50f1-77b1-a896-549279de8b9f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:19.361569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000101991 |
| Status | PUBLIC |
Content hashes
| Canonical text | cf099aad17dd491b2de750f9d70b3576aa68d8ae01e3ef33554bddc3e162b557 |
|---|---|
| Markdown | fa5dcdcc6df4d0bded59bed782b717ae2762a0f4faea8c7b894679bb65840afc |
| Publication page | c93b21cf06537abab3b75bf681c251838d2a3c7b421beb657a3a4e211a6b0060 |
| Manifest | ec219d38c7d46249ae9e8d8c91313e78eb13a5461420156f6bdf74876c09b632 |
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 | zXXdhzbKH7iKGW4oI7BEBFAR8l69tRVT2fbTIukF66l7Xz+QMoncvVRAIpRJUpCUKRbBnn1sqISsnFXYMeRbAg== |
| 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
| 2026-09-17T09:24:25.090402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000101991observed c93b21cf06537abab3b75bf681c25183...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:24:25.071010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000101991/manifest.jsonobserved ec219d38c7d46249ae9e8d8c91313e78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:24:25.024837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000101991/publication.mdobserved fa5dcdcc6df4d0bded59bed782b717ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:24:24.969776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000101991/publication.txtobserved cf099aad17dd491b2de750f9d70b3576...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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