OT-2026-000089272
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000089272) never changes.
Identity and time
| Publication number | OT-2026-000089272 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db01-7ca9-a7a6-58f818ddab45 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089272 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5a09e6dbd0091016be27691df1bf72abda0225c834355680a23619d74c8cba3 |
|---|---|
| Markdown | 226685b973ae8a078159229cec1eee49b78016a7e8e9ad9206f101a367b19f34 |
| Publication page | 5ff5023a0ca22dfbc842dc403c5cb41f51c4e4c287e04a0b21fcf1ac343f8c17 |
| Manifest | fefd77bec836d3d31725f8777e03dacb006022f980f23a50d3ac038d9479a430 |
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 | sZN5f+n0VxsB7ITvYGaHqq1tArhXhQfpzskKesIWW8ZopvKBfA4HWGfzotYFs0vgQHSSfjiFCIK24i1yk8qTCg== |
| 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
| 2026-09-17T09:47:18.755445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089272observed 5ff5023a0ca22dfbc842dc403c5cb41f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:18.736672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089272/manifest.jsonobserved fefd77bec836d3d31725f8777e03dacb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:18.718338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089272/publication.mdobserved 226685b973ae8a078159229cec1eee49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:18.701886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089272/publication.txtobserved f5a09e6dbd0091016be27691df1bf72a...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. |
|---|