OT-2026-000072878
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000072878) never changes.
Identity and time
| Publication number | OT-2026-000072878 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89db-72e6-8522-ff3bdd1d7517 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072878 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5b7eb5df31766a5ea4466f45f9fe6466ec46fd0d23d3df4e50aabcc94267506 |
|---|---|
| Markdown | 270742328ae48ec4ed15314068ca7018917859ca6d1f545278af0112d7c4ae67 |
| Publication page | f36da5fc50be3f03cc31c5413311a11a87aa7f3f2a3b561e5743b039a3e2665c |
| Manifest | 23f6851a4bdbea28a23296d409c2c113fd8780e8a0f32091982e435ec02953db |
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 | v6fri5psg/TZpER9CgHQdU4Tlz0pj1yKaaxMtBU7ouQPPkJ/xlki2zheyyAhzHwT9DcODz060ymQttENufS6AQ== |
| 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
| 2026-09-17T10:22:48.356608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072878observed f36da5fc50be3f03cc31c5413311a11a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:48.338457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072878/manifest.jsonobserved 23f6851a4bdbea28a23296d409c2c113...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:48.321232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072878/publication.mdobserved 270742328ae48ec4ed15314068ca7018...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:48.305569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072878/publication.txtobserved c5b7eb5df31766a5ea4466f45f9fe646...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. |
|---|