OT-2026-000068174
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000068174) never changes.
Identity and time
| Publication number | OT-2026-000068174 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4ff-78b6-a183-3cb8374304e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068174 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10ea928bfe924825f3f1982e3ac46529424e48c7e20c3a1aa022f8f07b6537c7 |
|---|---|
| Markdown | e8bcde5d4d0baaab5f2db7efd9bc4f4040de17023d8df537b0c397907074f430 |
| Publication page | 1f78acdbb130c5e9aa70983d07563d1fef48b5ad9e53eff0bcbd1f2be4fe7757 |
| Manifest | 0e7bbc6180a79915cbfe83cecfbb8d199028cca516633988d3da8d9e5918a9ca |
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 | X5f8Hjabl06XCfDpwNk4ngS69tkpoJm6XeJxd30JvuzXxymnPEKeGa7dHFxgvw6z/PxuCZjyj0rqHG+YVbE1Dg== |
| 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
| 2026-09-17T10:30:49.766828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068174observed 1f78acdbb130c5e9aa70983d07563d1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:49.750255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068174/manifest.jsonobserved 0e7bbc6180a79915cbfe83cecfbb8d19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:49.733885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068174/publication.mdobserved e8bcde5d4d0baaab5f2db7efd9bc4f40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:49.717575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068174/publication.txtobserved 10ea928bfe924825f3f1982e3ac46529...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. |
|---|