OT-2026-000003496
Publication integrity record
Vacuum gripper with a timed blow-off pulse for release
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-2026-000003496) never changes.
Identity and time
| Publication number | OT-2026-000003496 · never reused |
|---|---|
| Internal UUID | 01a0a906-49e4-7828-addb-801444e05b89 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:02:36.776761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003496 |
| Status | PUBLIC |
Content hashes
| Canonical text | a63a7df88de7ffa1ee41ca8641ebea819ca64cf97010a6fe23172b0c9a94ed9a |
|---|---|
| Markdown | 44cd9b68f3a365f9247e073f788a46911dfce046efdc571a60f557552899ecad |
| Publication page | 17aaabd004cf39f4df2e22e6498f55dfedc53bab14670288c5c97d5cbadf9a2a |
| Manifest | 8574bd7eb1658b65646cc57fba5188cecd11629f2eb1515ab4d29d436a0ab057 |
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 | UbGrZ1TpcsEcWgxwPknV9fb44VRTF5UpU/7P65If7FqrmSXdhR/rHPtFpjT+o/1WSzqAh3Hqrr/kHWDrkLr+Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:07:02Z batch OT-TS-2026-W38-008 · RFC 3161 token · inclusion proof root e9da7eb1c397f1749e5915c5a39dbbcf... |
|---|
Independent retrieval
| 2026-09-16T09:00:35.681672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003496observed 17aaabd004cf39f4df2e22e6498f55df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:35.664116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003496/manifest.jsonobserved 8574bd7eb1658b65646cc57fba5188ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:35.647122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003496/publication.mdobserved 44cd9b68f3a365f9247e073f788a4691...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:35.630612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003496/publication.txtobserved a63a7df88de7ffa1ee41ca8641ebea81...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. |
|---|