OT-2026-000076847
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000076847) never changes.
Identity and time
| Publication number | OT-2026-000076847 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b070-782e-b324-ac4caa85c159 · 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-2026-000076847 |
| Status | PUBLIC |
Content hashes
| Canonical text | f85f9bc5c138b82f75c7704176a793036f153562fc19fa0b9061f70c1f57fb64 |
|---|---|
| Markdown | 0e7309b452032b598cfa7ce251e904ddbf04ebdc372832e25f6bcad77edfed95 |
| Publication page | 467907c778010012edbc8e546e76697c1816eea9f2947df3ec13044d3763227e |
| Manifest | 6b767354f6621b9d601d834d133858ef6b41ab28bb6c235827235d059dfa0be9 |
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 | iLKlZjJHmg3yu8hUdfvKoMVw3+Wm4uhkDBwhwYgWoHzdBBfCewY4mJ8s7kM7YP7KVkSWEXZkCHKbRyYyF/cbDA== |
| 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
| 2026-09-17T10:09:44.036150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076847observed 467907c778010012edbc8e546e76697c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:44.018562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076847/manifest.jsonobserved 6b767354f6621b9d601d834d133858ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:44.000697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076847/publication.mdobserved 0e7309b452032b598cfa7ce251e904dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:43.983384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076847/publication.txtobserved f85f9bc5c138b82f75c7704176a79303...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. |
|---|