OT-2026-000072469
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000072469) never changes.
Identity and time
| Publication number | OT-2026-000072469 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-73c7-94b7-1e3e81853d4e · 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-2026-000072469 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2b824ee3fc5627d7ced806a2af2b96ec25ace6101f0b4d741fa9ba2209cd751 |
|---|---|
| Markdown | 6bfa1f61cef287311e69e6d2b8be981f8cb2830f3de2488c0fdbe734760916f0 |
| Publication page | d8801dbfa5926beb9a0764caa61c844c1b08b133ddf771dafc2627bfae65073f |
| Manifest | 81da02ee20ad321431389c528720fd466edf9aafd8017f06718825aaaf078678 |
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 | qLKE7bdoeNXxFz0Up19mENT1fVismEZOG8vWEY/DGgqwd+EiAESw/l4krUCxYcmPvUMsxREO1VZQ9zjOmU1uBA== |
| 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
| 2026-10-08T08:41:24.765281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072469observed d8801dbfa5926beb9a0764caa61c844c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-08T08:41:24.686933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072469/manifest.jsonobserved 81da02ee20ad321431389c528720fd46...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:41:24.606089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072469/publication.mdobserved 6bfa1f61cef287311e69e6d2b8be981f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:41:24.497303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072469/publication.txtobserved b2b824ee3fc5627d7ced806a2af2b96e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:17.674630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072469observed d8801dbfa5926beb9a0764caa61c844c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:17.658428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072469/manifest.jsonobserved 81da02ee20ad321431389c528720fd46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:17.641881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072469/publication.mdobserved 6bfa1f61cef287311e69e6d2b8be981f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:17.624302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072469/publication.txtobserved b2b824ee3fc5627d7ced806a2af2b96e...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|