OT-2026-000056264
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, sustained blow-off after 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-2026-000056264) never changes.
Identity and time
| Publication number | OT-2026-000056264 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-76d6-a8b5-a4b14fb9ddf2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056264 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5959f3718baceb051234ff73207cce035fd5d9ed7085f7705b2c1881c3fabfaf |
|---|---|
| Markdown | b97f025073aaddb2157e9e1bfe3f0c10f9bd16547e1e9d79435d7aa0fc1e5fb3 |
| Publication page | 617d15a009c31e9969ef945c374bbd9e1b479a3ecff300f356d7c20bc2c031e4 |
| Manifest | 7409682556438445737fefd9d09463eba144b57b5962362291e89d23ca045908 |
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 | phqI4hiC6HligTuUpOJbf3y8qwugazQr9NIZwr2wXigVsfZyVQXRaTePBW84TF0M0fexvExnl0UdLDRxt0aMBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:44.953499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056264observed 617d15a009c31e9969ef945c374bbd9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:44.934040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056264/manifest.jsonobserved 7409682556438445737fefd9d09463eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:44.916669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056264/publication.mdobserved b97f025073aaddb2157e9e1bfe3f0c10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:44.898970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056264/publication.txtobserved 5959f3718baceb051234ff73207cce03...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. |
|---|