OT-2026-000088220
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000088220) never changes.
Identity and time
| Publication number | OT-2026-000088220 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa9-7b9c-b5c6-c18a21639e16 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000088220 |
| Status | PUBLIC |
Content hashes
| Canonical text | de40dc1ff34177283ae3f218b2a20f9aa1fbbf35db61072bf1d423863d108146 |
|---|---|
| Markdown | c19028c10200f7ae269a5b4d00c40b343899e38f2ab7176955dd600cdf199f2b |
| Publication page | d6c9ce75fc13e2cf9db1578f6b0e3a9038044d8eb0cb9edc7fdd0c5022c3f16b |
| Manifest | c4fb4c31262805368785f97ea90d73a733a851b11d50a9a4ce3a1ce1ec2e052e |
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 | TgwqoPicSqOOBfLf9Aos73XgXGI7y0RpKVnj9eAPBGQERMlhRJg6/jAQSdBtxdMepckdKBFvH5xTe1/HB9kOBQ== |
| 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
| 2026-09-17T09:49:13.313421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088220observed d6c9ce75fc13e2cf9db1578f6b0e3a90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:13.294633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088220/manifest.jsonobserved c4fb4c31262805368785f97ea90d73a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:13.277577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088220/publication.mdobserved c19028c10200f7ae269a5b4d00c40b34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:13.253194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088220/publication.txtobserved de40dc1ff34177283ae3f218b2a20f9a...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. |
|---|