OT-2026-000076901
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000076901) never changes.
Identity and time
| Publication number | OT-2026-000076901 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b070-7f56-a9e4-e7bf3b20030c · 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-2026-000076901 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80091137c1fbef6d248e52a89cc3ecbe32f657885c2c7e4476d75a540fe99485 |
|---|---|
| Markdown | 38f4e9983c85bf6e826f266c9f0b112147e95718fed4b3b531f4630818ba66fe |
| Publication page | f87de63a2f68141b7bbb85bc720264c5da17e6a5c5efbff1d2a1b30057dd57b6 |
| Manifest | 0883705ba59564d0b0abf1ddb7b2317b28fb397fdc5accace287813b01726b1f |
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 | Yl3pwD0sOrj6s+PE+fpfDNDL+msiOf6ahtkQJMtzccS22uNqBjadVHKmQz6xNE+UZWqEXrzN2Qzh2Z7SEh+uAA== |
| 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
| 2026-09-17T10:09:48.650604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076901observed f87de63a2f68141b7bbb85bc720264c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:48.632356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076901/manifest.jsonobserved 0883705ba59564d0b0abf1ddb7b2317b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:48.614948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076901/publication.mdobserved 38f4e9983c85bf6e826f266c9f0b1121...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:48.595941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076901/publication.txtobserved 80091137c1fbef6d248e52a89cc3ecbe...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. |
|---|