OT-2026-000076949
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000076949) never changes.
Identity and time
| Publication number | OT-2026-000076949 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-7cff-921b-833381402e65 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076949 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5566feec24ef12350c0fcc202412bcdf0cddd4a774ce8b122dda6e5a65e116cb |
|---|---|
| Markdown | 261c6dd818c99edab808e576fd9f393d8783481b805789629f12499b8866d8aa |
| Publication page | 5d896b06d7e8a9c198d4377c4e4eccd3e87367284ff6f3dc777c18e4fa918073 |
| Manifest | fb58f17cb9dd3226b86dfd8280b43f45a32cbcdd4ee541052c341084ec0236fb |
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 | /HDlj33kIaIrT2vY5FV1FnAnTsRhVQicCZFszR7gzAPlO3mnD6zonnrbjodwY05CVr4v1oQzDxK36A1STkp0Bw== |
| 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
| 2026-09-17T10:10:06.542433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076949observed 5d896b06d7e8a9c198d4377c4e4eccd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:06.523038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076949/manifest.jsonobserved fb58f17cb9dd3226b86dfd8280b43f45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:06.503335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076949/publication.mdobserved 261c6dd818c99edab808e576fd9f393d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:06.458435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076949/publication.txtobserved 5566feec24ef12350c0fcc202412bcdf...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. |
|---|