OT-2026-000078172
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000078172) never changes.
Identity and time
| Publication number | OT-2026-000078172 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c26-70f8-a82f-203a5a4424ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078172 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec01573555c740834b2bbf889957dbf206a1e6a93077d261ffafdc77d03fa0f5 |
|---|---|
| Markdown | e5b7afd0c84dcea549861d30e6644eb57bc1e868d3eb39f428897022227057b8 |
| Publication page | 4203206ebb5b7015869fb38b522b00555d19cfd672796036bbf9624283b1f0a2 |
| Manifest | 844d8136b0edfae1d24dbaf091c8330ece02da5812e19e99e25ba6957e3790ca |
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 | L3/mPIZjj26pYC7BjvqdKtbl/yhvIIWRS24KmakBibA/uMJbK9R7wuq1nrTw87HkAVfzntovSEZmHGPyF+40CA== |
| 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
| 2026-09-17T10:06:06.962500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078172observed 4203206ebb5b7015869fb38b522b0055...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:06.944039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078172/manifest.jsonobserved 844d8136b0edfae1d24dbaf091c8330e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:06.924961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078172/publication.mdobserved e5b7afd0c84dcea549861d30e6644eb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:06.906417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078172/publication.txtobserved ec01573555c740834b2bbf889957dbf2...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. |
|---|