OT-2026-000003528
Publication integrity record
Bellows cup vacuum gripper, three zone face, per zone isolation, ejector fed, pressure verified
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-2026-000003528) never changes.
Identity and time
| Publication number | OT-2026-000003528 · never reused |
|---|---|
| Internal UUID | 01a0a90a-488c-7cb1-a0ba-ce7e37c101ed · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:06:58.577129Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003528 |
| Status | PUBLIC |
Content hashes
| Canonical text | eec387d9fca5098107aba414ac59b04baa4972fc50239495863f671156dc3b1e |
|---|---|
| Markdown | 068e3701a8b4e8a0d7110b065fff2eb760f4c09d095cd652e660a09147dd298c |
| Publication page | 4b82a82c9fbdaa590c96210160ba1fa9b4b32459822db457b23155e6f6f063c4 |
| Manifest | ad4cea26ba173f40d2286b84bb43bccdeaacd9eb744598fe5bea50fa3c70a82e |
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 | hJHzi56at2CG8al1kqC1J9ncI0d3VYrOigHinIqGRnpJgk4tYC1TmYzrGeduPXM8COk3baqyFaUv2jdqKcqsBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:07:02Z batch OT-TS-2026-W38-008 · RFC 3161 token · inclusion proof root e9da7eb1c397f1749e5915c5a39dbbcf... |
|---|
Independent retrieval
| 2026-09-16T08:50:34.974284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003528observed 4b82a82c9fbdaa590c96210160ba1fa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:34.960738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003528/manifest.jsonobserved ad4cea26ba173f40d2286b84bb43bccd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:34.946780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003528/publication.mdobserved 068e3701a8b4e8a0d7110b065fff2eb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:34.929630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003528/publication.txtobserved eec387d9fca5098107aba414ac59b04b...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. |
|---|