OT-2026-000075581
Publication integrity record
Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000075581) never changes.
Identity and time
| Publication number | OT-2026-000075581 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fc-7be7-a1f8-dae0e6fcc64c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075581 |
| Status | PUBLIC |
Content hashes
| Canonical text | 16d2ad8b52145ed71deb242b4c243e7677b594861685f5095f827f9c9e1a9f80 |
|---|---|
| Markdown | c5577b9f39bb7eeb1bc51e1981fb1ffa87e53122931570d85c20e8925c2d3560 |
| Publication page | d1cd9ac191c389a197412e2fd8d8be957b97fb1db358c76684e3e6a80afd0abc |
| Manifest | b62a909779dd0fb0a46cb36eaf055c5637d51fb3504dc8a6666cb92ff5375950 |
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 | uivkOZ6zIvMJs198jj6IC0Px2npbwDIlywGXAVLjWh46EwY1niDaKt7KpitL4IGVV0UaFPAtO77tTrHi/MPxDw== |
| 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
| 2026-09-17T10:13:12.231076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075581observed d1cd9ac191c389a197412e2fd8d8be95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:12.211556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075581/manifest.jsonobserved b62a909779dd0fb0a46cb36eaf055c56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:12.064413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075581/publication.mdobserved c5577b9f39bb7eeb1bc51e1981fb1ffa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:12.046396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075581/publication.txtobserved 16d2ad8b52145ed71deb242b4c243e76...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. |
|---|