OT-2026-000074700
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000074700) never changes.
Identity and time
| Publication number | OT-2026-000074700 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-7ac9-b147-21c0ce679e73 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074700 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef382e70d7b2abd0be6293bf2ac42763f50b2760ae412556d0bad8528338ddd2 |
|---|---|
| Markdown | afd45ad9da47c70038edfe1192485c76f8bec637c21061eeea2d4ff4d039e3e4 |
| Publication page | 401352d83f12bc64e29a1f82c3bf2400b5bf651bc56fa42e649682c9ca40f02a |
| Manifest | a780085a4eb310447cc476556e16697ef09f5216a5d4ef0621c60eec3da8b092 |
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 | ct8PuzlvT5s6nyfhcYw2mSc6jYNomLSF6MxyW/BCuHUd/LKzATgYKb+JJQ/kqnWslCqtSQm4ygrY12AyoyZaDQ== |
| 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
| 2026-09-17T10:18:17.442123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074700observed 401352d83f12bc64e29a1f82c3bf2400...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:17.424553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074700/manifest.jsonobserved a780085a4eb310447cc476556e16697e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:17.406812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074700/publication.mdobserved afd45ad9da47c70038edfe1192485c76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:17.389152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074700/publication.txtobserved ef382e70d7b2abd0be6293bf2ac42763...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. |
|---|