OT-2026-000033220
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000033220) never changes.
Identity and time
| Publication number | OT-2026-000033220 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4844-7303-a006-445d63df975a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033220 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9be5802379d5315ed2fe7d21e3fabf33b2bcd218691d76203eb95093c104f9b |
|---|---|
| Markdown | c13bf2cd82c129fe8815ec3b0a0e4f873b26ecdf6892b25a41fec3c7b839bb4b |
| Publication page | 6a3208a3ceb6ea60f085489609bb7cd5f238969de3323de9c875554fd5f053cf |
| Manifest | a1b678e48afe0f53d4d6e7a356d50412b174323141527ad556939024dfd0b642 |
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 | rKGJQrGKNdU89ASUO0oJaXt9jX2odm1ushFpuVb8Idpf1NQKKAarzlHtr72C4q/h42VOya7CxUC39hGVpghyBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:32:55.424705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033220observed 6a3208a3ceb6ea60f085489609bb7cd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:55.407788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033220/manifest.jsonobserved a1b678e48afe0f53d4d6e7a356d50412...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:55.390725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033220/publication.mdobserved c13bf2cd82c129fe8815ec3b0a0e4f87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:55.374610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033220/publication.txtobserved f9be5802379d5315ed2fe7d21e3fabf3...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. |
|---|