OT-2026-000015240
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, pulsed 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-2026-000015240) never changes.
Identity and time
| Publication number | OT-2026-000015240 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7b38-a34b-dc9051cdf4a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015240 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c07b267b403fa4250bfa5e5c110ae5d1e7cac1628d595e9dfd43d0d25666599 |
|---|---|
| Markdown | 92513caca6e17a779258f929fa06cc8d7bcb88133a666abe5b31cab7c050df00 |
| Publication page | 51dc2a59763465c055739eb8daa422e104ca9a806409467d7abca8d4800ffaf0 |
| Manifest | f5fcf29ceeea5dbf39f563fa450ee1e6ab7d48184c87a336d5703eb2f65c0e21 |
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 | EqzhR8okyzNFxSskSsHXK98zB15vwH3D1ePHFsdRUb/GspyzNPGQgWinmZ0kV8dMS63pr8VerJCfroHvMfs8Aw== |
| 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
| 2026-09-17T12:05:53.103956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015240observed 51dc2a59763465c055739eb8daa422e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:53.084152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015240/manifest.jsonobserved f5fcf29ceeea5dbf39f563fa450ee1e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:53.065932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015240/publication.mdobserved 92513caca6e17a779258f929fa06cc8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:53.044853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015240/publication.txtobserved 0c07b267b403fa4250bfa5e5c110ae5d...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. |
|---|