OT-2026-000088287
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, three 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-2026-000088287) never changes.
Identity and time
| Publication number | OT-2026-000088287 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-5d26-7e72-ac75-b4f9003f6ec6 · 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-2026-000088287 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71addf1c04e317c235f4efd363573c27791031551eb30bbb940141c8282d0b6f |
|---|---|
| Markdown | 761f8aafce6fd11d194069e98501440ad4b2370f4688b344e7fa9680cf2a284d |
| Publication page | 8cf4e9db6284e339ceacc87f9f5cac7c719127dca6ec0b343205ff5e9c9938dc |
| Manifest | cc673d27dac734fd942b2e3cbb80ca484ca5a24894d027b13e866540edc0df11 |
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 | UtLiP2gxcYB5X9CJLvBjtXJ7qSEGXKxCVnZs46LHcrY9+cTLdMbQmANulxnkl/h6B3ysAoPFMrwXakpqB5TcAw== |
| 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
| 2026-09-17T09:48:37.074088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088287observed 8cf4e9db6284e339ceacc87f9f5cac7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:48:37.057146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088287/manifest.jsonobserved cc673d27dac734fd942b2e3cbb80ca48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:48:37.040159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088287/publication.mdobserved 761f8aafce6fd11d194069e98501440a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:48:37.021917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088287/publication.txtobserved 71addf1c04e317c235f4efd363573c27...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. |
|---|