OT-2026-000052487
Publication integrity record
Two bellows cup vacuum gripper, two zone face, 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-2026-000052487) never changes.
Identity and time
| Publication number | OT-2026-000052487 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7f96-8170-22495acf507d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052487 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2a38caa3876d72a98a7a98cea37fe0e79d3d7ac7acb6b51b35f8b5cb963b3aa |
|---|---|
| Markdown | 9908f1b7a8407c6c76b88d545cc914bc07ab7f87263aac039c09ddc97830a874 |
| Publication page | 6205af0b0d6ee62fa0791b1c89c593b5962e6a4da85fec8186e5e98593d5e7cc |
| Manifest | cc5e73d42f209553876264f7bb74b72b6209caf3a98b9daf6cb9e78fd084d274 |
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 | ZGaZXYEcKemuB7sfDG0bOXHA38Dg8i9Zu9WCa6eWK7t65WcM+BrMP+Ito3dJm+cQxGOOjiriJNcLclS+F4WHCA== |
| 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
| 2026-09-17T10:57:07.265511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052487observed 6205af0b0d6ee62fa0791b1c89c593b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:07.248057Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052487/manifest.jsonobserved cc5e73d42f209553876264f7bb74b72b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:07.229437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052487/publication.mdobserved 9908f1b7a8407c6c76b88d545cc914bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:07.210272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052487/publication.txtobserved b2a38caa3876d72a98a7a98cea37fe0e...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. |
|---|