OT-2026-000075457
Publication integrity record
Four bellows cup vacuum gripper, four 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-2026-000075457) never changes.
Identity and time
| Publication number | OT-2026-000075457 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f201-7d7c-9cfd-102c74c8d5a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075457 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44198a1666cb7c092443aefb5adb7d6d73f12a05bcb46c172e0224405a74bcb4 |
|---|---|
| Markdown | 4edcf14d3850206eda910b766cae22adcbd1f7a4376f9e2939ffa3dcbb2e411c |
| Publication page | b5eda7b63751d369e54344a7e507f42f31a1a7b44705d401bd353833472bcae2 |
| Manifest | d8c8e34e5e83ba273461de2a20596b8ff6f632661796c9463dc97e3552052487 |
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 | vqbIg41qJpEsdSW9Vf/1qYXglBdU1N8CMRifOgLGfoggp5cYX4MGKfnxYlhcGRyL9Nr7OPfzg0/sIzUn91+MCw== |
| 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
| 2026-09-17T10:17:43.771790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075457observed b5eda7b63751d369e54344a7e507f42f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:43.753157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075457/manifest.jsonobserved d8c8e34e5e83ba273461de2a20596b8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:43.734478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075457/publication.mdobserved 4edcf14d3850206eda910b766cae22ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:43.716081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075457/publication.txtobserved 44198a1666cb7c092443aefb5adb7d6d...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. |
|---|