OT-2026-000077520
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000077520) never changes.
Identity and time
| Publication number | OT-2026-000077520 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f50a-7403-a6f5-d0237c83625b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077520 |
| Status | PUBLIC |
Content hashes
| Canonical text | c609067ac0a7fdab53bff8abf5b1784e8244b069008b3ab873a731ee07cc5221 |
|---|---|
| Markdown | 7fbb6c7dc151e19b20489304412f01a0866346b1d65e2cdb6bff9b6f33ab0f67 |
| Publication page | 17c03615f25afb7eda9e85eaa4251a7fb87625371789ea6f82a22c4a89b3781a |
| Manifest | a4ef9328f3ccd25759ffcad5e8921cb826a865b1bd4d3ea1191fd454377d3241 |
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 | xV8d3XgfNp6+yVwbnoW/OZoRXt0sJqA6JSt//oW2QpPaw8TMR/9BH1CWxpreMyVNf4WqHWJWu/oS3hbirJbmAA== |
| 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
| 2026-09-17T10:11:07.054860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077520observed 17c03615f25afb7eda9e85eaa4251a7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:07.037783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077520/manifest.jsonobserved a4ef9328f3ccd25759ffcad5e8921cb8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:07.010592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077520/publication.mdobserved 7fbb6c7dc151e19b20489304412f01a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:06.990639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077520/publication.txtobserved c609067ac0a7fdab53bff8abf5b1784e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:27.590091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077520observed 17c03615f25afb7eda9e85eaa4251a7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:27.571848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077520/manifest.jsonobserved a4ef9328f3ccd25759ffcad5e8921cb8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:27.551774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077520/publication.mdobserved 7fbb6c7dc151e19b20489304412f01a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:27.532475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077520/publication.txtobserved c609067ac0a7fdab53bff8abf5b1784e...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. |
|---|