OT-2026-000074327
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three 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-2026-000074327) never changes.
Identity and time
| Publication number | OT-2026-000074327 · never reused |
|---|---|
| Internal UUID | 01a0ae93-7179-75f1-a8a2-706f0945f788 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074327 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1970ac7e1de8691a9d785230fa34d66e8e90c5c387a5b62525b7bd1f767e3e26 |
|---|---|
| Markdown | 0c55b573cacfab6a698762c0cdae7dc0cfaae133d0ec4af725abbc46bc791e86 |
| Publication page | 512fdde7b583954f674de241780846ace34d17c550be8ec6918e5353f023fd90 |
| Manifest | ca9a0fdf0f7f8c4850e7d6917c3a279401afd4d3bea2a9a743233fb96fe54943 |
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 | BNljAUVyvaW1KCBBYUwPGc8KVSzklwWfmdaunk9rHss7XqIj8tnc8drJXe/9eg8qZvZkZKwNWH+VW/m83tkXCA== |
| 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
| 2026-09-17T10:19:14.721009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074327observed 512fdde7b583954f674de241780846ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:14.702922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074327/manifest.jsonobserved ca9a0fdf0f7f8c4850e7d6917c3a2794...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:14.686124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074327/publication.mdobserved 0c55b573cacfab6a698762c0cdae7dc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:14.668651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074327/publication.txtobserved 1970ac7e1de8691a9d785230fa34d66e...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. |
|---|