OT-2026-000018731
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, 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-2026-000018731) never changes.
Identity and time
| Publication number | OT-2026-000018731 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-7441-aefc-bc1d44ed7819 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018731 |
| Status | PUBLIC |
Content hashes
| Canonical text | d078e4258b1530e42e199df1e79284a4fec40929f1d28ee929d3f07ce4bad219 |
|---|---|
| Markdown | 14219df293cc79e86b234aa8a5bb091c8688d9f8ccdcf02a60fed739bdbab51e |
| Publication page | 033cc758b87bf526c17129515cbe222c308946be82deb31cbd051293b2943d9d |
| Manifest | 51fae7fb6bf296bee956d5ae0be7f19e29a5a7579b8ddd09b576aa3fa34a9595 |
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 | daCkBqPFz9Z85HWnL0SFwYVB0VxXhZ/vurxDKEUj3VD7W2GZgotR7LRVdsOyvcV1eDsMNJ419FHAAn5MQQUgDg== |
| 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
| 2026-09-17T11:59:20.387776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018731observed 033cc758b87bf526c17129515cbe222c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:20.370031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018731/manifest.jsonobserved 51fae7fb6bf296bee956d5ae0be7f19e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:20.351723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018731/publication.mdobserved 14219df293cc79e86b234aa8a5bb091c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:20.332769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018731/publication.txtobserved d078e4258b1530e42e199df1e79284a4...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. |
|---|