OT-2026-000007112
Publication integrity record
Vacuum cup gripper, four zone face, per zone isolation, pump fed, polyurethane cups, flat form
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-2026-000007112) never changes.
Identity and time
| Publication number | OT-2026-000007112 · never reused |
|---|---|
| Internal UUID | 01a0a973-1e13-78ef-baf7-4aff9f6e7a4c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:01:28.982493Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007112 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20219dd63b1ad5ec82e1d48fb24aca3638246544082656e49a6bac409cebc84d |
|---|---|
| Markdown | acde5a9593687ed65cfc58ed51e81ac8375a898e3c056e1f661d990ff4542ce3 |
| Publication page | 369b0d046da2be71cb2209980be29ddad571cb8fc3ef06b5a63748f74a956f80 |
| Manifest | c331ee551b9e6a29787358b5f394bf60c7784fc4884f74193ee7b434c0594e6f |
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 | PXBiXsV8SEVzTMsxYW8gam7uxMcUedPYajsjLPPU7CKGz9KLrV58q8KffOHVtgPA1/krQoRiJV4kJj7Awct5CQ== |
| 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
| 2026-09-16T09:10:25.720020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007112observed 369b0d046da2be71cb2209980be29dda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:25.702316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007112/manifest.jsonobserved c331ee551b9e6a29787358b5f394bf60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:25.689298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007112/publication.mdobserved acde5a9593687ed65cfc58ed51e81ac8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:25.675182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007112/publication.txtobserved 20219dd63b1ad5ec82e1d48fb24aca36...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. |
|---|