OT-2026-000006932
Publication integrity record
Vacuum cup gripper, three zone face, per zone isolation, pump fed, contact triggered, polyurethane cups
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-2026-000006932) never changes.
Identity and time
| Publication number | OT-2026-000006932 · never reused |
|---|---|
| Internal UUID | 01a0a96c-c42b-7980-8292-797c900d7e4d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:54:32.749894Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006932 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77a054cca5440a0c7d50121d7902cc5a30b96fda7190ed0d4a1c6e18edec3644 |
|---|---|
| Markdown | a1fa4a3e02842c3cb231d6baaeade19dff7bd18e7e4f86edd5eefa7b24ed5b67 |
| Publication page | f6c5a333ec6d9b69e802dee4c0ea6509d067337a32b5f4515e80950b29fbc546 |
| Manifest | 699e61220ddbb80a49f9bccf9f851bccac75eb6a672ccfca638994a399f13e0b |
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 | JgG9kAS5VJUviuMC7gU2gS+ZbZs6C17Lo22Zfy+89RxvAWhDuzauZKs9gIlTdeMLt2/3m8ffDzzZGj3glxjsDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:20.656291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006932observed f6c5a333ec6d9b69e802dee4c0ea6509...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:20.641766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006932/manifest.jsonobserved 699e61220ddbb80a49f9bccf9f851bcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:20.628861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006932/publication.mdobserved a1fa4a3e02842c3cb231d6baaeade19d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:20.502123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006932/publication.txtobserved 77a054cca5440a0c7d50121d7902cc5a...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. |
|---|