OT-2026-000012998
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000012998) never changes.
Identity and time
| Publication number | OT-2026-000012998 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-73d6-94a2-a93f5230d3a9 · 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-2026-000012998 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6ef9e7b979f05ef474f6c9a176f5183e6b8cd93931ddfa71c56f5db76e042a7 |
|---|---|
| Markdown | 7b4eae11024942e315a4f12ebefa8fe27bbb55121f4b3250386dd519db18bc0a |
| Publication page | cdf31ad3d33ea0a3ad4079b4753b821752f6182f16802976a7ffff82df140490 |
| Manifest | 348e3871b947ca1ad92fd5c725d48486f28107bb1040521c1162fdeb8b62591a |
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 | 9TXROpaVnc2CWIX4UFJEB+IaQDpmzaLBVaUBozAQxmh9Ui1gL40/wg7FsTNb4f8Xw42aGkQHRx5LUgXloi74BQ== |
| 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
| 2026-09-17T12:10:49.081277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012998observed cdf31ad3d33ea0a3ad4079b4753b8217...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:49.062721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012998/manifest.jsonobserved 348e3871b947ca1ad92fd5c725d48486...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:49.043019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012998/publication.mdobserved 7b4eae11024942e315a4f12ebefa8fe2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:49.023771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012998/publication.txtobserved c6ef9e7b979f05ef474f6c9a176f5183...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. |
|---|