OT-2026-000011621
Publication integrity record
Foam pad vacuum gripper, single 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-2026-000011621) never changes.
Identity and time
| Publication number | OT-2026-000011621 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-193f-7fce-93a8-b3f4a9a67b77 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011621 |
| Status | PUBLIC |
Content hashes
| Canonical text | b65347e1e85c899c99698c704465c0bff975db44380eb65654b6a387282d5afa |
|---|---|
| Markdown | a5070d119c5d897ec363591b9baece6ac313f5e0a68cdef1b5019c084428e534 |
| Publication page | 00ccab8dd7580d3d390a0d1762eb0ba9b75fbfb90a9f504de1f177572d507d93 |
| Manifest | 18891520663d447ca00f2bf1807274ab72e6e8d1142095590a0094bab00612c6 |
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 | 7ToeJjvSpGy2wHpRfcvkj7+pQTo+hwNEnMmu2N8UcheqjGoOQtQTDPvg8TnKe0kt00fhRrMdv/U8gDNk/l1hCg== |
| 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
| 2026-09-17T12:12:12.194302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011621observed 00ccab8dd7580d3d390a0d1762eb0ba9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:12.174076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011621/manifest.jsonobserved 18891520663d447ca00f2bf1807274ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:12.154631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011621/publication.mdobserved a5070d119c5d897ec363591b9baece6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:12.134633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011621/publication.txtobserved b65347e1e85c899c99698c704465c0bf...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. |
|---|