OT-2026-000022904
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000022904) never changes.
Identity and time
| Publication number | OT-2026-000022904 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46eb-7e00-af6b-e84fb7ca73bd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022904 |
| Status | PUBLIC |
Content hashes
| Canonical text | d72e8d6f81b9f9d75f76170f7445a3c4daff8ba2d2ea7415e2426538c4e61741 |
|---|---|
| Markdown | 40b58d4522a2c71518a1ddc5a6b1114a8ba7edeac29978cba6fb5615aae6b592 |
| Publication page | f93151d90100ab9e1eb325822f2b307a1f942b3ad48592cae229f0b76cb70a3b |
| Manifest | a416a846427ab7d660cdfe8700b62e18275542e8c778db4bd7dab5e1418b38f0 |
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 | SFhf6Hi7aKM8lZmawmd0W/66X/F1POh5xYZ4p9L67yIlB8srCcx+FeZj+TfB9X+XfW3bryypxkVUHeVxkUu1Dg== |
| 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
| 2026-09-17T11:52:28.628981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022904observed f93151d90100ab9e1eb325822f2b307a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:28.611837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022904/manifest.jsonobserved a416a846427ab7d660cdfe8700b62e18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:28.594892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022904/publication.mdobserved 40b58d4522a2c71518a1ddc5a6b1114a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:28.576881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022904/publication.txtobserved d72e8d6f81b9f9d75f76170f7445a3c4...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. |
|---|