OT-2026-000088281
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000088281) never changes.
Identity and time
| Publication number | OT-2026-000088281 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-5d26-70a2-81c1-7e9d0fa1c069 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:32.662646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000088281 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba881454b1884a39e3325f9fb137c27ba9521e6aa0dc0a5f57b2fffedbb21fde |
|---|---|
| Markdown | a460482e84ae40bb371df112dc4b446d117bc67344a51c7dddf10d25afe6ee01 |
| Publication page | 68f06a5c4779dc1b2a29d64cdc2fa43ee37b5ac900e07358eb2d657cb19d9897 |
| Manifest | a4f0393f2e2e7b8cffada44ca4b45e6583f7097377b30c318dcb0a2afd216b88 |
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 | JBRqtaTumk/H8GIeDHGIM0eZSz+f7BksIg5VUiEYlrCEqz4KvaB/B8SINh21wGbGm86BPMLYBRMwZ1+I1DyfCA== |
| 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
| 2026-09-17T09:48:36.631090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088281observed 68f06a5c4779dc1b2a29d64cdc2fa43e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:48:36.613309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088281/manifest.jsonobserved a4f0393f2e2e7b8cffada44ca4b45e65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:48:36.595181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088281/publication.mdobserved a460482e84ae40bb371df112dc4b446d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:48:36.578256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088281/publication.txtobserved ba881454b1884a39e3325f9fb137c27b...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. |
|---|