OT-2026-000072757
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line 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-2026-000072757) never changes.
Identity and time
| Publication number | OT-2026-000072757 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-72fe-9291-648393013828 · 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-2026-000072757 |
| Status | PUBLIC |
Content hashes
| Canonical text | 01ac1186ba2848c70601953f0eafac02c9282999616ea1b0fce5dde68acf52ea |
|---|---|
| Markdown | ed5259d41ba00ae78f618e74105f684ce15c6090c83788b23fffc90c193a8218 |
| Publication page | b6690f767bc0adb676071485610f3863b2378d7092cc243194794d05272534f5 |
| Manifest | b6ecb7cad9566ae5cd299714219072e739e39329af3facc2d8d029196aa53ce3 |
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 | 1KgDR0PWMvhJ2X4D74gEYbX3qV81YyzYRfzSHAI3gg2nOYwctcnEsMo94OmK8kOnhAOqFjjbT2VNL/vuUr1qAA== |
| 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
| 2026-09-17T10:22:39.769766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072757observed b6690f767bc0adb676071485610f3863...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:39.753389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072757/manifest.jsonobserved b6ecb7cad9566ae5cd299714219072e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:39.737435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072757/publication.mdobserved ed5259d41ba00ae78f618e74105f684c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:39.719696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072757/publication.txtobserved 01ac1186ba2848c70601953f0eafac02...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. |
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