OT-2026-000074921
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold 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-2026-000074921) never changes.
Identity and time
| Publication number | OT-2026-000074921 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-71d7-a941-4865c6f37673 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 656ec1e4c8fe36b8893b50aa1717044c10462d1a08d8893f1844fdceb6d648ac |
|---|---|
| Markdown | 6d63a5e393caa7d18af6c9f9cc630c60a37973e5a8e0ddf020f3f88ef2f57380 |
| Publication page | 817046e2b7ac6ec9849eaeda182ee40588eec475370056f1053b0911cd62ff81 |
| Manifest | c460f89af0c30ed67a8b73cc7956dd14b04f201b79e799b30e9d8bcae63a056b |
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 | MKFhMYYTKUl55YNYn52AUMJoFn5fs7CO6x4PxUhVnXoxkTGM7UrR7vk9zFTK49L8L3EUa3NDasYJ7Sa7LRZmAg== |
| 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
| 2026-09-17T10:18:38.860438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074921observed 817046e2b7ac6ec9849eaeda182ee405...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:38.843705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074921/manifest.jsonobserved c460f89af0c30ed67a8b73cc7956dd14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:38.824745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074921/publication.mdobserved 6d63a5e393caa7d18af6c9f9cc630c60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:38.806013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074921/publication.txtobserved 656ec1e4c8fe36b8893b50aa1717044c...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. |
|---|