OT-2026-000006304
Publication integrity record
Porous face vacuum gripper, per zone isolation, three stage ejector, open 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-2026-000006304) never changes.
Identity and time
| Publication number | OT-2026-000006304 · never reused |
|---|---|
| Internal UUID | 01a0a956-349b-7196-a5ee-fca12209ad5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:29:54.208191Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006304 |
| Status | PUBLIC |
Content hashes
| Canonical text | 05c68483735d40df37bb6c2754f5e18b05399da9ebcb08eda3f62abe13a8baea |
|---|---|
| Markdown | 019cf87311cf4dadca7d7f5190f2b38bd4f6fa681578f372611c11208fd98f3f |
| Publication page | 1731f5c9993115f1da6d7b3ee290b81f8570f32e3186585d46c6b08aaa38bdb3 |
| Manifest | 34aca9a461dd4bbe544d2b6bbd795285472e23702890896ed273c56e88947e37 |
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 | yRGSdpY196dC+d1fB2ctEmT7tbeFXDJ3N5Vy1px/8R1AkMMt4IT5e3Ic1KXYUISld2zAn4KdzJvSWM6eIO/ICg== |
| 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
| 2026-09-16T08:43:08.406252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006304observed 1731f5c9993115f1da6d7b3ee290b81f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:43:07.939234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006304/manifest.jsonobserved 34aca9a461dd4bbe544d2b6bbd795285...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:43:07.718885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006304/publication.mdobserved 019cf87311cf4dadca7d7f5190f2b38b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:43:07.374237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006304/publication.txtobserved 05c68483735d40df37bb6c2754f5e18b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:03.382191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006304observed 1731f5c9993115f1da6d7b3ee290b81f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:03.240807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006304/manifest.jsonobserved 34aca9a461dd4bbe544d2b6bbd795285...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:03.201380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006304/publication.mdobserved 019cf87311cf4dadca7d7f5190f2b38b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:03.167317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006304/publication.txtobserved 05c68483735d40df37bb6c2754f5e18b...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. |
|---|