OT-2026-000090435
Publication integrity record
Three cup vacuum gripper, three zone face, pump fed, pressure sensor per zone, sustained 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-2026-000090435) never changes.
Identity and time
| Publication number | OT-2026-000090435 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-73f4-b56a-b3fd0009c2a6 · 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-2026-000090435 |
| Status | PUBLIC |
Content hashes
| Canonical text | af730e60cf0349527417ce996822a277907db2684d4edc421569407c55ea6943 |
|---|---|
| Markdown | 6f17710b6a0a5cb25f406425a9a885ce30afeda83945b9de459c2dc2df7125d6 |
| Publication page | fba29bc799a57fb4b03cb3f0e148356c5365fd9ca9f18f2830f7a0f69e52f606 |
| Manifest | 044989b8428288353d7ae838bbf4b0e890fa28896279b2a3f4e11d200d7d179e |
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 | gkMRppPpcsozPnsRZg/Q6LeP5bXW4cmsw1kcTPRSoSCQxYkZwSnpekB1PozxmYhJc6Qmbwh55b0U5JUJPMtGAw== |
| 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
| 2026-09-17T09:44:33.191742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090435observed fba29bc799a57fb4b03cb3f0e148356c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:33.175347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090435/manifest.jsonobserved 044989b8428288353d7ae838bbf4b0e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:33.159020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090435/publication.mdobserved 6f17710b6a0a5cb25f406425a9a885ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:33.141836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090435/publication.txtobserved af730e60cf0349527417ce996822a277...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. |
|---|