OT-2026-000090390
Publication integrity record
Foam pad vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, sustained blow-off before set-down
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-2026-000090390) never changes.
Identity and time
| Publication number | OT-2026-000090390 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-7d7c-9496-8ca34c160ac7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090390 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8397d55e2f6333458d87d354dcbfafd8daa62fa404108f4548cdb379b30a647b |
|---|---|
| Markdown | d8aa56134df4d34a4367199581ee512c2d011a6a6c128a333c50921be5d62d8d |
| Publication page | b7a6537977e2d293d62d77eaff97550d42ae037950a19e2a2b0a8b493a4aa660 |
| Manifest | 3969684bb30963f9abc4d2267b6af919ce6c9a6903721ae6789e45024a2add32 |
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 | rDUBV13t7Y6SMzQqi6xKG1Ox67G5Tgosd18/+92/ZNz3p9/eJTwcM0cw2DCuE5nlKI6uBM082nGDoaSOXkJpCA== |
| 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
| 2026-09-17T09:44:29.833253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090390observed b7a6537977e2d293d62d77eaff97550d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:29.813075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090390/manifest.jsonobserved 3969684bb30963f9abc4d2267b6af919...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:29.793564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090390/publication.mdobserved d8aa56134df4d34a4367199581ee512c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:29.773862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090390/publication.txtobserved 8397d55e2f6333458d87d354dcbfafd8...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. |
|---|