OT-2026-000006713
Publication integrity record
Porous face vacuum gripper, two zone face, per zone isolation, three stage ejector, closed cell
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-2026-000006713) never changes.
Identity and time
| Publication number | OT-2026-000006713 · never reused |
|---|---|
| Internal UUID | 01a0a964-d89a-7cc2-a801-dbfa08de0b12 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:45:53.693195Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006713 |
| Status | PUBLIC |
Content hashes
| Canonical text | f03c1d6a12bd661d74f2963b9ab3f2c262cf55b675fc73ad827db660b879dd65 |
|---|---|
| Markdown | e34e727954a5fc7713c68c978798e9382a0cc623b4bb3c0fe1f01520fac3d5ed |
| Publication page | d5311aebdaf20dc7a094f7e5cbda4e43b6bb7880de98013c98ca43a27889a623 |
| Manifest | f4362aa791f3a46c31b45e92f78a0d4561f08624c3358935d1072968bbd864c6 |
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 | k4b7gWGMjF8ZRo/im9tJmdRizFYt4+r1dsWKe4u24iqaxfFxDQQcsUHw2C6HE7CnSHR/uvl/gmkj+blydE0TAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:14.435494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006713observed d5311aebdaf20dc7a094f7e5cbda4e43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:14.421456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006713/manifest.jsonobserved f4362aa791f3a46c31b45e92f78a0d45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:14.408766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006713/publication.mdobserved e34e727954a5fc7713c68c978798e938...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:14.395137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006713/publication.txtobserved f03c1d6a12bd661d74f2963b9ab3f2c2...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. |
|---|