OT-2026-000029155
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000029155) never changes.
Identity and time
| Publication number | OT-2026-000029155 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa0-73ed-9bd6-13752a132fc6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029155 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83029669198c5b7957f1e3a4e4ae7ab6569998c69b31a187592d9ace96f0f27a |
|---|---|
| Markdown | eb4142d1ae7a59fbf0ba223676e18da0a449b99d1dc7d6f59a9f1d78f6fee6db |
| Publication page | 1d311fd5489e356a6cac3ec39514fcb48dbce006c3b31616d5dd0f0de479cd44 |
| Manifest | e9fd3bf4a4b20a54c123af9e11934dfbcb9de4f5548f821a8db1be82c9a7a501 |
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 | mtg2jmgXpZKHGnwF/GnBoPbwVZV7prwu3Q4x0PO/lYhmarXv5MZJlPeHw4nfRjSe6YbPAwjVYt8nJGBWpnYqCA== |
| 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
| 2026-09-17T11:39:38.818129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029155observed 1d311fd5489e356a6cac3ec39514fcb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:38.798383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029155/manifest.jsonobserved e9fd3bf4a4b20a54c123af9e11934dfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:38.777962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029155/publication.mdobserved eb4142d1ae7a59fbf0ba223676e18da0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:38.758888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029155/publication.txtobserved 83029669198c5b7957f1e3a4e4ae7ab6...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. |
|---|