OT-2026-000078782
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, vented 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-2026-000078782) never changes.
Identity and time
| Publication number | OT-2026-000078782 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-76d8-a8fe-1f3558fb2414 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078782 |
| Status | PUBLIC |
Content hashes
| Canonical text | caaa16bd3b6fd361dd2b7fbaf5be65274f4c283e39faefe6e438c2332dcb9c41 |
|---|---|
| Markdown | a63601b8cc5c38a7af39f75f77abb54b83f1dc06b0beb52fd65dc7d6d41a503a |
| Publication page | 25baa62e39c13286d8a61762b7ca20fbbac69fec8af6ec648878aba6b8b04bc2 |
| Manifest | cc14b4e056e858361d94b458db2e061afeecc6b6a8d30da53292600eb16992e0 |
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 | uYAobMMfvD5pqkMoGsTLGyqS0QzDZDqPY7mT0RciRaCyLxs0Ky4fxOckvBDc9EQmV9Pi4+jhpN9zdFf2DTkmDw== |
| 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
| 2026-09-17T10:05:34.272629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078782observed 25baa62e39c13286d8a61762b7ca20fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:34.254675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078782/manifest.jsonobserved cc14b4e056e858361d94b458db2e061a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:34.235431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078782/publication.mdobserved a63601b8cc5c38a7af39f75f77abb54b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:34.217510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078782/publication.txtobserved caaa16bd3b6fd361dd2b7fbaf5be6527...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. |
|---|