OT-2026-000004775
Publication integrity record
Porous face vacuum gripper, two outlet manifold, ejector fed, pressure verified, 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-2026-000004775) never changes.
Identity and time
| Publication number | OT-2026-000004775 · never reused |
|---|---|
| Internal UUID | 01a0a922-f827-7380-87d7-ff4ee12e6771 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:33:56.394789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004775 |
| Status | PUBLIC |
Content hashes
| Canonical text | 14359971ad758668324328f10a835e026b228fa385f798f7d5fd69fda2dbd949 |
|---|---|
| Markdown | d7ea9499023aba109bd1b72f59fe5194471f708b745604c0df50e873bc2b6b23 |
| Publication page | 20a82f03ce9be049764f2f0e0abfa0624d856f30d5071f4cbb9638d60c63f0d2 |
| Manifest | 28ed304572b70aee8ed6efa587e48335007aee6fcbf5e22936ca977cfd5dcd68 |
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 | ym1nf50NWLahA8G/T5atsZqFiCznhSRQViotKn1DFZmOhj1PYjJ/qAi9IkgpnnMYaPHPCNIap+YxRuAAu6h7AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:20.249621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004775observed 20a82f03ce9be049764f2f0e0abfa062...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:20.236049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004775/manifest.jsonobserved 28ed304572b70aee8ed6efa587e48335...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:20.222509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004775/publication.mdobserved d7ea9499023aba109bd1b72f59fe5194...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:20.207640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004775/publication.txtobserved 14359971ad758668324328f10a835e02...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. |
|---|