OT-2026-000012921
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off before set-down
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-2026-000012921) never changes.
Identity and time
| Publication number | OT-2026-000012921 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-7e9e-9f8a-f30c144a95a9 · 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-2026-000012921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28482c9ad259e58349e8dee617179118692be3faf181a683878b839ff6ea9bfe |
|---|---|
| Markdown | 41e602b19da0f9c4b0a64917428db9e0616d87b288936488ed115e51292f0f11 |
| Publication page | 1169a26e85a59dcccbb31adbd825ea22d8317dd81e085514e4b658a8961eb057 |
| Manifest | 590b873704b936b898bc018f0bfe7fad237bd97c26fd3ebc3944eb1aedac4cba |
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 | L6OA/tvFlwfU895JS9+U7Ijx1JjMssByuQvZHiY9tWGyTGD2PdhSnzZF62G2rxaYy5BYA+raYcj+D5MfflyuCQ== |
| 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
| 2026-09-17T12:10:42.954595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012921observed 1169a26e85a59dcccbb31adbd825ea22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:42.934999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012921/manifest.jsonobserved 590b873704b936b898bc018f0bfe7fad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:42.912149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012921/publication.mdobserved 41e602b19da0f9c4b0a64917428db9e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:42.892520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012921/publication.txtobserved 28482c9ad259e58349e8dee617179118...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. |
|---|