OT-2026-000021814
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, sustained 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-2026-000021814) never changes.
Identity and time
| Publication number | OT-2026-000021814 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7ef9-a730-84382cdf68d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021814 |
| Status | PUBLIC |
Content hashes
| Canonical text | dec336b96caad62d51a31d3b930b59fdf710afc5ee87677e9a734934d871503b |
|---|---|
| Markdown | ef6ebeedba56ab07fd655baaa80c5db5bfad97fd08d2b2d39a61bbcc81219322 |
| Publication page | 90228ff196662ee563653b710e353377f75f6ec11dc0c5fc4fbb1cbd476a1fc8 |
| Manifest | 94791a9e0a129f755a9b26add7ee816706fdf8dad26d143a6ba76197786d84ab |
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 | ksQfmP2Pw5uZFByVmMcQ0FrCxOVNkbg5Bvw8C4DDFXqYC70OlQNYT3VhKIdNn1DD3HHfrR58jboaro0lHuHjDA== |
| 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
| 2026-09-17T11:54:07.351571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021814observed 90228ff196662ee563653b710e353377...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:07.332018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021814/manifest.jsonobserved 94791a9e0a129f755a9b26add7ee8167...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:07.311003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021814/publication.mdobserved ef6ebeedba56ab07fd655baaa80c5db5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:07.279097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021814/publication.txtobserved dec336b96caad62d51a31d3b930b59fd...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. |
|---|