OT-2026-000068639
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000068639) never changes.
Identity and time
| Publication number | OT-2026-000068639 · never reused |
|---|---|
| Internal UUID | 01a0ae90-2483-75b4-a6b7-e5ad5841ac11 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068639 |
| Status | PUBLIC |
Content hashes
| Canonical text | cb110e5db70cfb9863a0dc39a8c40ab7ae6844cecf755eba7271b18b7c649dad |
|---|---|
| Markdown | dc33c58effb45f39dcf251e3b6632f078f0631e05b5cb7c5954fcf3a2d214a1e |
| Publication page | 2c2fb876690d81f3096f58af069126871e0d922b2e15bde1d3fb07ec7b50d85b |
| Manifest | 7e8d5351aa2b2ea212dac8524493efa38e061e5708fa1f006e07d5018276da7c |
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 | tzTwWMy8vwwB1o5JFOWAOt6GDWd0TcwTv+vL4KVeR1lXhVJdBAZZXvmzNZInqKrsMDVZDV/WZWm6ZUKh3aMnDQ== |
| 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
| 2026-09-17T10:29:49.817911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068639observed 2c2fb876690d81f3096f58af06912687...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:49.795884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068639/manifest.jsonobserved 7e8d5351aa2b2ea212dac8524493efa3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:49.777202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068639/publication.mdobserved dc33c58effb45f39dcf251e3b6632f07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:49.760031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068639/publication.txtobserved cb110e5db70cfb9863a0dc39a8c40ab7...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. |
|---|