OT-2026-000007544
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down
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-2026-000007544) never changes.
Identity and time
| Publication number | OT-2026-000007544 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df6-7a19-b605-bbe472a54b7d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007544 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4b25399677301ad4885ad49aa9688f33969f87ce3cb9bc00eaae65d4c67951a |
|---|---|
| Markdown | d6b0c419a298109dd1b8a7cc79d41fcb01e7b5f8211c3bb063f1c98b7d9bb3a1 |
| Publication page | 3a47e909e2f5e0fae1bfa203dc7357dbdce8c8c95c92f7d82a0fab2175103796 |
| Manifest | 850e1cc4abb8b89abcda70c90829d802a0bdf26741965024e527b3fbfe28202f |
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 | RU47kBoKm1oZmKgtdx6c2e4Nrsho394TuoAzSpbiFMwIfqJt090IM7YVqLgz5ybrvS6kiLHoPPCQwFu2J942Bg== |
| 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
| 2026-09-17T08:10:23.283212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007544observed 3a47e909e2f5e0fae1bfa203dc7357db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:23.266331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007544/manifest.jsonobserved 850e1cc4abb8b89abcda70c90829d802...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:23.250164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007544/publication.mdobserved d6b0c419a298109dd1b8a7cc79d41fcb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:23.234887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007544/publication.txtobserved a4b25399677301ad4885ad49aa9688f3...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. |
|---|