OT-2026-000005607
Publication integrity record
Bellows cup vacuum gripper, three zone face, pump fed, pressure verified, contact triggered
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-2026-000005607) never changes.
Identity and time
| Publication number | OT-2026-000005607 · never reused |
|---|---|
| Internal UUID | 01a0a93e-d5e0-79a4-8d8c-9e1237cc5446 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:04:22.627564Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005607 |
| Status | PUBLIC |
Content hashes
| Canonical text | e6d353bd79c46e59de0ab3a8b3e80551bbe16314ef3a0e99dbc298c7db64669f |
|---|---|
| Markdown | f7cf195b81e9b975fec15fd94f62efad7f34d71a7dfc0471d3455073874cca82 |
| Publication page | 5b468b25ef9d29adba23a262a95fd5ea9062f2a462116e4d1c4c6f5757ad3341 |
| Manifest | 29194b5da1932b8f038f373b3d77e4b8242cc30b087a03744a6c7a320424676c |
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 | GYCG76osd3ij4FWn8dGz6lV7AfiWeYN57Gem/GVDV751gZYlsJGdh6GUWoN/uUXcd2UQAmkLUmy59XqXQgYvCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:21.401323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005607observed 5b468b25ef9d29adba23a262a95fd5ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:21.388254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005607/manifest.jsonobserved 29194b5da1932b8f038f373b3d77e4b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:21.372942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005607/publication.mdobserved f7cf195b81e9b975fec15fd94f62efad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:21.245880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005607/publication.txtobserved e6d353bd79c46e59de0ab3a8b3e80551...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. |
|---|