OT-2026-000005221
Publication integrity record
Porous face vacuum gripper, two zone face, two stage ejector, pressure verified, contact triggered
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-2026-000005221) never changes.
Identity and time
| Publication number | OT-2026-000005221 · never reused |
|---|---|
| Internal UUID | 01a0a931-c45c-7561-a84d-34b81fdde796 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:50:06.175885Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005221 |
| Status | PUBLIC |
Content hashes
| Canonical text | 00718020f26ff2dbf3ba25950b299f7dc7ff3b3452eb5c4da07c0a8a07fb5364 |
|---|---|
| Markdown | fd5abf9b930a73fcba6e65b6469adec53fbac4d65a3a8eafea62a12ac8e453bc |
| Publication page | d67cadde49406870b2deec04f32ad90b845fe7f6dc037ed9b75ddcc0c36e2c9b |
| Manifest | 3348133c9d3ff81eb64ebe520bb03984a06f3680645771dc18a4f36a4569067b |
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 | TsDOXiNeQdLlZwzbPSYtzYJdAd0XVxmNbsG0+/f3kvt/v0lwFqfYC4cWXpqRdfUqzykPNfdWwvFJ4vxjMRnRBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:34.129307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005221observed d67cadde49406870b2deec04f32ad90b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:33.990695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005221/manifest.jsonobserved 3348133c9d3ff81eb64ebe520bb03984...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:33.977697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005221/publication.mdobserved fd5abf9b930a73fcba6e65b6469adec5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:33.963121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005221/publication.txtobserved 00718020f26ff2dbf3ba25950b299f7d...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. |
|---|