OT-2026-000005920
Publication integrity record
Porous face vacuum gripper, two zone face, 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-2026-000005920) never changes.
Identity and time
| Publication number | OT-2026-000005920 · never reused |
|---|---|
| Internal UUID | 01a0a949-3c4c-79e9-b9cc-61af64bcb3eb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:15:44.208142Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005920 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c0ef95dc486503678c1f45588546103cb1d411c93bf3e168f52f0f521e999fc |
|---|---|
| Markdown | 90f13f1c18818a85ad7f8ebfec258c3e8c00857140513a9631f357861a210f61 |
| Publication page | 377447c9f32ccd1177a17e19b971c2c19bb84f38acc3788dc0ed3702ac6bd140 |
| Manifest | b43778065d869a6f25f3bf79e74d302a8213ece23671844d4cc9034caf5c8293 |
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 | Mt1nlND4P0x21otyV2yVIdRXPUIj65uspeZe0Ap1Kmk40LoE7Uvki64MevA5DzdrBMciH/c2m40GKRwCmpuWAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:17.403480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005920observed 377447c9f32ccd1177a17e19b971c2c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:17.389519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005920/manifest.jsonobserved b43778065d869a6f25f3bf79e74d302a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:17.372979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005920/publication.mdobserved 90f13f1c18818a85ad7f8ebfec258c3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:17.254683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005920/publication.txtobserved 2c0ef95dc486503678c1f45588546103...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. |
|---|