OT-2026-000071671
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000071671) never changes.
Identity and time
| Publication number | OT-2026-000071671 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e91-7585-91e9-4e9e5efef8e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071671 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09456948f24d6ff5519d889d5de6b89b7c893d3834f541f3787d9259222ff8fa |
|---|---|
| Markdown | e515a6847d1ce7bb5ff8aab29cd21435483f9c2f8edc7adf38542e6eb3074129 |
| Publication page | f2d2f0b1437d0a315e8cd9b7fc34ef0cf6b34dffb07801cadfa1dc471608ee5f |
| Manifest | eaed0803a62e4593dbe9a92243cb13853114d91637767e2ed370655c74bbf533 |
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 | PWvNxHjCznAv8EXklc+Zbb9d8tIQYSyjlbq0Rsla4GIO/BxpXPqtwWL2Z/VRgeHQxHBy2z2b6i9ngZ1K6LzpAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:42.454911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071671observed f2d2f0b1437d0a315e8cd9b7fc34ef0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:42.429291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071671/manifest.jsonobserved eaed0803a62e4593dbe9a92243cb1385...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:42.402384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071671/publication.mdobserved e515a6847d1ce7bb5ff8aab29cd21435...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:42.375867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071671/publication.txtobserved 09456948f24d6ff5519d889d5de6b89b...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. |
|---|