OT-2026-000089879
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000089879) never changes.
Identity and time
| Publication number | OT-2026-000089879 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-7855-b7be-6e904e453e9f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089879 |
| Status | PUBLIC |
Content hashes
| Canonical text | 636ae5e2e7ae455aec36e025312a8dc0586110cdb2bcb3a1c15948f5856baac7 |
|---|---|
| Markdown | a771db200d271e0bcfe521a8d0685a6bf0358f0c1e026659c1999deebeceb761 |
| Publication page | 683a5c68bf5adca43b365ea5b2ceeaaf06a75afa50e9b9ee314778309c784f85 |
| Manifest | fbd663dcb52c479d73a3304b4154e8efdfaf8ddd99c2a4269b901fd6ee51e8e3 |
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 | PEkAI5U+O9i9SOY3ih8lr6Awns6GfWxLlrAqdmfyAMBty/4MUx927Jn4f19Y3WcYzlCXpyIV4JeAOau8pU5AAQ== |
| 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
| 2026-09-17T09:45:08.362165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089879observed 683a5c68bf5adca43b365ea5b2ceeaaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:08.344616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089879/manifest.jsonobserved fbd663dcb52c479d73a3304b4154e8ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:08.324022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089879/publication.mdobserved a771db200d271e0bcfe521a8d0685a6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:08.303859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089879/publication.txtobserved 636ae5e2e7ae455aec36e025312a8dc0...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. |
|---|