OT-2026-000070758
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, vented 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-2026-000070758) never changes.
Identity and time
| Publication number | OT-2026-000070758 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2c-784e-8c2f-5ad1d1fdb88b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070758 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88e37a95f2241a49049650324617c50f085edbca3d411d4c6fb4820a3fa65011 |
|---|---|
| Markdown | da3b9fd54aa7f24545e96c6f9c4295c2f7c5dae8779f78af2127cef86a65215c |
| Publication page | b37a9190e676f1b95c298ec4b9dfa8e2f74737e81a388bbcff5b089ef13cb4cf |
| Manifest | bde50a77fa10f34c1761e4dad502d9e22917a875f54a0a64a7fe810858c1ad1e |
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 | y8W01xlFUhN83A+N46Djrn6129p+9zISvMLZ+YpQPzdfC9Uttnpr8J9QIfozc76oM5b/N5v9feqKPW4GJdl8DA== |
| 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
| 2026-09-17T10:25:27.432779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070758observed b37a9190e676f1b95c298ec4b9dfa8e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:27.413651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070758/manifest.jsonobserved bde50a77fa10f34c1761e4dad502d9e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:27.394416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070758/publication.mdobserved da3b9fd54aa7f24545e96c6f9c4295c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:27.375992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070758/publication.txtobserved 88e37a95f2241a49049650324617c50f...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. |
|---|