OT-2026-000072420
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000072420) never changes.
Identity and time
| Publication number | OT-2026-000072420 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d7-7c75-afc1-8858d5626c15 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072420 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7cf368689fbcbce0baac2599a7ee6f495ff1c2031d413588140bc19dd8609c2 |
|---|---|
| Markdown | 21aa020b1b75ef2411700659ea53e44ed742b1234980af9ab233ba1762b4c75f |
| Publication page | d60b247c399c8648150bad9c0dc72febd705204ed17e441d0a3ac1b9b32924a8 |
| Manifest | 187f63b8e6b66fa301f92dac42233d98ed0a9e12fb0a523b07eef2e0cd5b3d53 |
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 | u0qZflTTOEG6MNHXEaiFxZoO27qOiAVp6n2sBVsSI9KERhRHsJFOm4/yzsPb3pYTRAk4/xaUNOL7GMoKYC7gDA== |
| 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
| 2026-09-17T10:22:14.058768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072420observed d60b247c399c8648150bad9c0dc72feb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:14.041823Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072420/manifest.jsonobserved 187f63b8e6b66fa301f92dac42233d98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:14.022698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072420/publication.mdobserved 21aa020b1b75ef2411700659ea53e44e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:14.005275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072420/publication.txtobserved c7cf368689fbcbce0baac2599a7ee6f4...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. |
|---|