OT-2026-000003945
Publication integrity record
Bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed
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-2026-000003945) never changes.
Identity and time
| Publication number | OT-2026-000003945 · never reused |
|---|---|
| Internal UUID | 01a0a90b-8b93-75ce-963a-28a191df6458 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:21.270256Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003945 |
| Status | PUBLIC |
Content hashes
| Canonical text | 64218c8b3fcce80bfda60e693027068df55b9bf006a1ff8866868d9e090a2201 |
|---|---|
| Markdown | a64133169cf598d081bf1480381784f6b3b56ba8c3e6e091aefb399f887f0765 |
| Publication page | 5393cabad459051272453bea1602845479814ee7ee805114cf200b58621df743 |
| Manifest | 6853e2e97421419bb4ccb9cbb155bd56b8e46ebc4b9fc7bb5d48ffe24c673f05 |
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 | 1tGH5w9KnGih2robtVB4nwNeSb5/x33zn0eNhRW6kwEt4SU6nuXp3xFCVUsqOHvyszKgYShDrcfq0QQhb0fOAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:10.705602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003945observed 5393cabad459051272453bea16028454...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:10.692759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003945/manifest.jsonobserved 6853e2e97421419bb4ccb9cbb155bd56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.679349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003945/publication.mdobserved a64133169cf598d081bf1480381784f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.660217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003945/publication.txtobserved 64218c8b3fcce80bfda60e693027068d...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. |
|---|