OT-2026-000006505
Publication integrity record
Porous face vacuum gripper, common isolation valve, two 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-2026-000006505) never changes.
Identity and time
| Publication number | OT-2026-000006505 · never reused |
|---|---|
| Internal UUID | 01a0a95d-911c-7930-ac79-3f952d7bc2ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:37:56.638621Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006505 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab227fc8c458783ed02754d5d4618d4c54688eb4a251555f75df721f121a727f |
|---|---|
| Markdown | 02b4da7528171d3b198a5df494df61da53e9eac8e5973ab1247aab9d270b26f5 |
| Publication page | 2af201714237380391653b6f0c198dc4f51d25bd2221d954865baf8400d4a179 |
| Manifest | df9f342891ea8b4393a456f697d8bed56f4af4d75bcaad50729636a8d6d6da78 |
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 | Oms2mGzggNaCgvKvaXlUyUFQoiNpulh6iJru1TwKpEXy9ptPYDJhmp2v0JBWpc/SyFZhocdCDWAHwq+1f68tDw== |
| 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
| 2026-09-16T08:40:09.721440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006505observed 2af201714237380391653b6f0c198dc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:09.709644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006505/manifest.jsonobserved df9f342891ea8b4393a456f697d8bed5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:09.694328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006505/publication.mdobserved 02b4da7528171d3b198a5df494df61da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:09.679929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006505/publication.txtobserved ab227fc8c458783ed02754d5d4618d4c...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. |
|---|