OT-2026-000027639
Publication integrity record
Foam pad vacuum gripper, four zone face, three 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-2026-000027639) never changes.
Identity and time
| Publication number | OT-2026-000027639 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6999-7ed8-985c-32938db623b0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027639 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1d8aad2193e4fd94e9641fd0e4a78f7599169dbee9777a60e2c0d5af3c227e84 |
|---|---|
| Markdown | 0a8032fbca4e7b3b029a231a20a84bef1e5057e6d8d03dbe9e0844db1a9a6147 |
| Publication page | f911bb441b14c942b5c6853e3caef8b2f860246d2efcb3e30b0f675d0fc86671 |
| Manifest | 3f60dfffb6d2b318462b98d871c358b89550958c8e5b61bb1e1c0b0387bcce42 |
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 | z5FVZoa9TC12px5qDLBgOKLu9T1uAM7Yl9hBAkQVv91uIVTKtC8cM6lUE/hAxd45foXvqDVusGmgZ22Aia2qDQ== |
| 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
| 2026-09-17T11:43:09.860627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027639observed f911bb441b14c942b5c6853e3caef8b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:09.843343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027639/manifest.jsonobserved 3f60dfffb6d2b318462b98d871c358b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:09.826603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027639/publication.mdobserved 0a8032fbca4e7b3b029a231a20a84bef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:09.808456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027639/publication.txtobserved 1d8aad2193e4fd94e9641fd0e4a78f75...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. |
|---|