OT-2026-000087704
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, sustained blow-off before set-down
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-2026-000087704) never changes.
Identity and time
| Publication number | OT-2026-000087704 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd54-7b12-9fac-0f0046cf27f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087704 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d093d6c744c49915c9dad57bb9c41ee5cac1f1747aff43355e68a1b824b2e88 |
|---|---|
| Markdown | 8efc306b1d331361c8b4de4dd123340cbc80609f5a185c604186bfd27c3773b7 |
| Publication page | 690765de5a7932471ad208b75da0b63665a4faf0882a995f874edb9d37124587 |
| Manifest | 6878dc8fe5fa264cae837bff552a3711ed2e513b8b0020a9817dccc06b49352c |
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 | S9PgBm5g+M6CAnRN2uZeBoEIpBahDLiLJi7gVk3M/PK6kGIm6DLS6YMU+pNe4HldJ5bY5w0t/letUj3T2xoSAQ== |
| 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
| 2026-09-17T09:51:09.292104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087704observed 690765de5a7932471ad208b75da0b636...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:09.273313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087704/manifest.jsonobserved 6878dc8fe5fa264cae837bff552a3711...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:09.254739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087704/publication.mdobserved 8efc306b1d331361c8b4de4dd123340c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:09.239707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087704/publication.txtobserved 8d093d6c744c49915c9dad57bb9c41ee...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. |
|---|