OT-2026-000015179
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000015179) never changes.
Identity and time
| Publication number | OT-2026-000015179 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef47-783c-a813-94b370fda878 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015179 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8aad1ad8c2f3c77f63b1464dcbecb2a312a547f2fc2dfdee13720d5cd62b514c |
|---|---|
| Markdown | 7cc5389fbd0e1518e1d5e9347cdd55e9cd7c4f223a45b3b0acff0ae38b9222b1 |
| Publication page | 35fa9617722167a277e3522d7b9624d21d7c1e94e8fd407659ca3bc2a982957d |
| Manifest | 3b2787bfa72a5813c6c47df826c16c8e5e7fc9630ea83dd5f9751c03b9747416 |
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 | ISZAE2IsBVBYQVJhnvnxDKDv9ms0BNZWPE3cIWGp4vJ5wm5iJF1fL5fJxQs6fyxNv4quzDWmwk/ipLyOMpPkCQ== |
| 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
| 2026-09-17T12:05:48.082844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015179observed 35fa9617722167a277e3522d7b9624d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:48.063593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015179/manifest.jsonobserved 3b2787bfa72a5813c6c47df826c16c8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:48.044087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015179/publication.mdobserved 7cc5389fbd0e1518e1d5e9347cdd55e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:48.025405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015179/publication.txtobserved 8aad1ad8c2f3c77f63b1464dcbecb2a3...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. |
|---|