OT-2026-000021876
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000021876) never changes.
Identity and time
| Publication number | OT-2026-000021876 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-700f-93ab-0a5517352867 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021876 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8fa91f9189da582ee60fdd10189f3932eb4fd1d5bf5c02255e3468115c2c7485 |
|---|---|
| Markdown | 68dbef641fe3d82682a140ec24328dfa92c523d8efe9a6f42a9cafba6685c0ea |
| Publication page | 37fa82acfc3e2e2a5c0c6145223458e4dc0e173ecc2065650a58ad8982b59d87 |
| Manifest | b3d3054225f1807695095379a7bf72c03753322edb922c280970257de2a8d267 |
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 | OXuY8t4uBS1OH1edMqSVT3Zx/Obl51as506F2junOzjkmLf2jipeAPc4YNM95od28eAio6Xoq9X5g/QHT3QfBQ== |
| 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
| 2026-09-17T11:54:26.549625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021876observed 37fa82acfc3e2e2a5c0c6145223458e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:26.533356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021876/manifest.jsonobserved b3d3054225f1807695095379a7bf72c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:26.516081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021876/publication.mdobserved 68dbef641fe3d82682a140ec24328dfa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:26.499960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021876/publication.txtobserved 8fa91f9189da582ee60fdd10189f3932...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. |
|---|