OT-2026-000007639
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000007639) never changes.
Identity and time
| Publication number | OT-2026-000007639 · never reused |
|---|---|
| Internal UUID | 01a0ae62-76bd-71b1-ba43-643fef8ef4a2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:23.688458Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007639 |
| Status | PUBLIC |
Content hashes
| Canonical text | a926176e7410ecc778a5335f01a8c6c3ffbdfb883264b7f5cef8b706d6877535 |
|---|---|
| Markdown | d11f7249e856d36cabf52773fb20fbd48af4c39fb7ee1855415bcd9dbfa73943 |
| Publication page | fd54e0ce8ed2ce8c8c9ca58396c287582835e4ae25bc458a2980870b94bae648 |
| Manifest | 19746fe7e6b4f08ddfe837dfacef8597cae5a62f5a72e77be91d76d7a87b4122 |
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 | b3DPU5DfSlsiwA+e8bTp+Xrxfecq0c6xCFwuIu+Dp2VduDBVorxQtmOgvJr7P4972+BKHSQFn32hAInTmXDlDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:15.417536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007639observed fd54e0ce8ed2ce8c8c9ca58396c28758...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:15.399527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007639/manifest.jsonobserved 19746fe7e6b4f08ddfe837dfacef8597...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:15.381585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007639/publication.mdobserved d11f7249e856d36cabf52773fb20fbd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:15.365647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007639/publication.txtobserved a926176e7410ecc778a5335f01a8c6c3...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. |
|---|