OT-2026-000081872
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000081872) never changes.
Identity and time
| Publication number | OT-2026-000081872 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f75-79a6-bf12-46110c32b6a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081872 |
| Status | PUBLIC |
Content hashes
| Canonical text | 571e534ae43fdb6901474044f28b05ef91144b65e26a3c855ebff1839fe99d16 |
|---|---|
| Markdown | 7ff410d8dcdfab33baec5dcb424143fa5dd3152576f418e84b9b99f9c30eb562 |
| Publication page | 2749e57ddccb160d8b51f2dcd0cdec568df6eff56e0b4d2036d30c665784ffea |
| Manifest | adf7b39cb18d8d641102e22a19f476a57f37b6943f31df40f90fea42f344ce99 |
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 | TXMArOvXho9peaKVI+BXFonA0cZAOTYtey+i4drUHelWUa7YAHRpwBxK/EURvS0N3h9zVC1thieUqcvwGW9jBw== |
| 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
| 2026-09-17T10:00:59.410484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081872observed 2749e57ddccb160d8b51f2dcd0cdec56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:00:59.393131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081872/manifest.jsonobserved adf7b39cb18d8d641102e22a19f476a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:00:59.376888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081872/publication.mdobserved 7ff410d8dcdfab33baec5dcb424143fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:00:59.357983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081872/publication.txtobserved 571e534ae43fdb6901474044f28b05ef...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. |
|---|