OT-2026-000012451
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000012451) never changes.
Identity and time
| Publication number | OT-2026-000012451 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-76f7-9460-601a1701895c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012451 |
| Status | PUBLIC |
Content hashes
| Canonical text | 17b42390c618e870a7cdeca354379a96917179a29ffe4f349b829a163362cee7 |
|---|---|
| Markdown | 0611f9462b7b691dcf39dec948b1cd262bd8f5a2e5f85c6c709495375ba8cee8 |
| Publication page | 0e84da7f839d0659b44a5963c2cad183a848769a5223bd83129706351a94ced3 |
| Manifest | ecdbad349da5d5e7554179c0ffd46f196e8300ba6b37c951e734e5bfb37a2882 |
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 | hqb5CXLE0kU5epTe6tjH3upyadMxzHrkqvCaxIXqXfXBxS/rlF/X8gysG+xB3WqQnEz/YfqaQfRNCWU/bHF5Dw== |
| 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
| 2026-09-17T12:11:57.380763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012451observed 0e84da7f839d0659b44a5963c2cad183...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:57.362908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012451/manifest.jsonobserved ecdbad349da5d5e7554179c0ffd46f19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:57.344417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012451/publication.mdobserved 0611f9462b7b691dcf39dec948b1cd26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:57.325232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012451/publication.txtobserved 17b42390c618e870a7cdeca354379a96...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. |
|---|