OT-2026-000042749
Publication integrity record
Single cup vacuum gripper, single stage ejector, 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-2026-000042749) never changes.
Identity and time
| Publication number | OT-2026-000042749 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cf-70cf-b0c3-b2d204a3be1f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042749 |
| Status | PUBLIC |
Content hashes
| Canonical text | 918f5565465425fc71f3c7c057f07eb64b4675f97062f98dcfe02eaa3f3acecc |
|---|---|
| Markdown | a85112723ea325335b4c9ff6fdb133758c80d6d4a8d595898dae1de188cbc032 |
| Publication page | 33f31447a0a20001f47aa7d9dcb1eb367fd8609ecadcd48ace037304b021abd2 |
| Manifest | 0684a00f25d14057138ed7b52c636268f084ba20204078e6d3931b77a3d80fca |
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 | MxwTRFyHRkx/dmGVcj3hrddDwI8fGTXg5e0KLWob1M6+2dQtKcO+2bq3SCF83RVBVzwceYvRfkmk4bzsDwfuBg== |
| 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
| 2026-09-17T11:15:11.990974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042749observed 33f31447a0a20001f47aa7d9dcb1eb36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:11.971134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042749/manifest.jsonobserved 0684a00f25d14057138ed7b52c636268...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:11.952547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042749/publication.mdobserved a85112723ea325335b4c9ff6fdb13375...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:11.932651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042749/publication.txtobserved 918f5565465425fc71f3c7c057f07eb6...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. |
|---|