OT-2026-000052772
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000052772) never changes.
Identity and time
| Publication number | OT-2026-000052772 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-708a-941b-afda081ad192 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052772 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60766081f18f1dcf43338866935f7f66ebefdc1d4392e1e54bcd971b3bebcc10 |
|---|---|
| Markdown | 6b2f9c48cb34edad0136e0c5aa5e0b44bcbe25cff92359a79e56dbdcfeec8c1b |
| Publication page | b5e48d376b3fb1aaaefc6b338a0ec5e3fb29515249a7fab6b9d4e69b41860804 |
| Manifest | 22cd80680235f9215527d3e0d3d3eabc943589308e97db25cfa667f8ddee1246 |
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 | bTzfVTuQj6/J6OyFb/8NvZIPKa21E8jfZq6Gt2GF+VA00CuhXW76b2E7w1Ko2JUhbM0wQeSkVNiYhq0i4aaBCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:46.819728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052772observed b5e48d376b3fb1aaaefc6b338a0ec5e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:46.801116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052772/manifest.jsonobserved 22cd80680235f9215527d3e0d3d3eabc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:46.783750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052772/publication.mdobserved 6b2f9c48cb34edad0136e0c5aa5e0b44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:46.767128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052772/publication.txtobserved 60766081f18f1dcf43338866935f7f66...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. |
|---|