OT-2026-000077247
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
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-2026-000077247) never changes.
Identity and time
| Publication number | OT-2026-000077247 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7a9d-b033-2f22530df7ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077247 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97d14c0dbace70bc75b86977a6f86deed236547e8fdf16218b57eb11393b74b0 |
|---|---|
| Markdown | 9781848267e349a94980ffbabb9b7233ebf009c4166fcd78bfa6a178f4e47c30 |
| Publication page | 966f760bebe28f92aaa2c49ca5e0e59e240e103fec350df0e6c4e86b9a258507 |
| Manifest | 0594ec6178a2638727329b5562d2e28ba24b96ac288b3beffc20e39716dea888 |
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 | 0t1LeXcdYWHoIL3KwJVj0X64EcDMQzSZuU91O+Kk/aeCGAWRTanMHoVd8A5c/tVHC2qwaNvPgSo4ueUQ7HN3DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:08:51.859513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077247observed 966f760bebe28f92aaa2c49ca5e0e59e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:51.840908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077247/manifest.jsonobserved 0594ec6178a2638727329b5562d2e28b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:51.820093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077247/publication.mdobserved 9781848267e349a94980ffbabb9b7233...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:51.801123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077247/publication.txtobserved 97d14c0dbace70bc75b86977a6f86dee...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. |
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