OT-2026-000074662
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented before set-down
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-2026-000074662) never changes.
Identity and time
| Publication number | OT-2026-000074662 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-7a89-a729-631372fac24a · 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-2026-000074662 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b442460d0453f65650fff5011f85dc9a4ebd42d403e99f3e349b1fe543f1fa8 |
|---|---|
| Markdown | 4ecd84b5179d347d971a9f264c701e2be06edfcab42e913d1c6b848b7a5e7c18 |
| Publication page | bf46f241279f459d2fdfeb732b967521137e9b0ead2216b8ada01b742d4ca9c1 |
| Manifest | 834f26f316e7d1ddc9a37b976469fe5945d35fce6cb0305e02a841ded043a28d |
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 | guh1xCqpuUeOtKHtt6U75WYKwgEashY6Y4TdsPW19dGACD2RMwkI5ad2jlzswlhQjAohq/oly1UKCLnEp7hjCg== |
| 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
| 2026-09-17T12:43:23.531128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074662observed bf46f241279f459d2fdfeb732b967521...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:43:23.385770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074662/manifest.jsonobserved 834f26f316e7d1ddc9a37b976469fe59...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:23.218325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074662/publication.mdobserved 4ecd84b5179d347d971a9f264c701e2b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:23.054258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074662/publication.txtobserved 1b442460d0453f65650fff5011f85dc9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:14.488057Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074662observed bf46f241279f459d2fdfeb732b967521...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:14.469211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074662/manifest.jsonobserved 834f26f316e7d1ddc9a37b976469fe59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:14.451076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074662/publication.mdobserved 4ecd84b5179d347d971a9f264c701e2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:14.431210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074662/publication.txtobserved 1b442460d0453f65650fff5011f85dc9...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. |
|---|