OT-2026-000018581
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000018581) never changes.
Identity and time
| Publication number | OT-2026-000018581 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48b-7ff2-baf2-e4982c317962 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018581 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c066364cba4622240c43e77847a40dadbd6b0c31b625eaa02921798ef360bcd |
|---|---|
| Markdown | d20c3d80d7e5a81fafb4890068e0b83b652cb3a1931785cef556aae2ff277507 |
| Publication page | 4a285a716d71b0109d1399240628ac2fe5ff214c0f94a89554506e056f6a3e1e |
| Manifest | 968364064eda589a23b46b7f28757b3cf64744ebe751c2dc2259c1531e7f0633 |
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 | q9q2dUPw+2b5UPBcdF9C2oCSql7FOrSXHOOqk3If+Gm7uvA1GwD7vabQhnzNWlI//UoQJy3vSESOzecr1+WNBg== |
| 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
| 2026-09-17T12:01:23.060237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018581observed 4a285a716d71b0109d1399240628ac2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:23.044798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018581/manifest.jsonobserved 968364064eda589a23b46b7f28757b3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:23.027676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018581/publication.mdobserved d20c3d80d7e5a81fafb4890068e0b83b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:23.010494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018581/publication.txtobserved 6c066364cba4622240c43e77847a40da...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. |
|---|