OT-2026-000020640
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000020640) never changes.
Identity and time
| Publication number | OT-2026-000020640 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-726d-9823-8bbdd228bb11 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020640 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1ec334d6de8c46283fc25d5a49e9c69c29d92381a685065289b61a4b3b3e0eec |
|---|---|
| Markdown | 44b4e28dff15f30ea8d77a7045c86f0a94f139e33de024765a790c9e53d75364 |
| Publication page | a55126dae70b0af4e33104ec8a422ab5d1716d186728c518d43d4a4b68ce9676 |
| Manifest | a7dedb549e3632671325c267c84a588b80c0e04738154f03bcf19044ee18ec2b |
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 | 0Lx3mPz5ohLpNRRYqvwFOkOxjijQPJayoBHUQLqm+GkH0xMePNFgwCxqltXd1rtJDsfwJ9p+QaZzuQKL3rN4AQ== |
| 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
| 2026-09-17T11:55:35.486237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020640observed a55126dae70b0af4e33104ec8a422ab5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:35.467473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020640/manifest.jsonobserved a7dedb549e3632671325c267c84a588b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:35.449445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020640/publication.mdobserved 44b4e28dff15f30ea8d77a7045c86f0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:35.426383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020640/publication.txtobserved 1ec334d6de8c46283fc25d5a49e9c69c...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. |
|---|