OT-2026-000081912
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000081912) never changes.
Identity and time
| Publication number | OT-2026-000081912 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f76-78c1-b97e-10d6f0d3934b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081912 |
| Status | PUBLIC |
Content hashes
| Canonical text | d879f4ad43986369dacb55560ee76afefd89ead5743b76d61029e617149b9c60 |
|---|---|
| Markdown | 814f4d6845536b72646210f2c6f36acc66f115ea382d3d13cad2085c372a038d |
| Publication page | 840577f6c1833e807c035cf500c37fec23df274189a4f85763d3291ad6a3bc70 |
| Manifest | 5e08e18bda286388a5e5f661ea0d855b6ec50d9cdd21047a5de84ff33c23df89 |
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 | 3U7BeWwk0xRiaVfYkcT4dI0fuekfj1BPbUnh+Zsh/ZN3b9DwW6ccODPOknUHL0wMTnnfPkML5QWSZ6oDgSx0Cw== |
| 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
| 2026-09-17T10:01:02.357852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081912observed 840577f6c1833e807c035cf500c37fec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:02.341248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081912/manifest.jsonobserved 5e08e18bda286388a5e5f661ea0d855b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:02.324694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081912/publication.mdobserved 814f4d6845536b72646210f2c6f36acc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:02.308281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081912/publication.txtobserved d879f4ad43986369dacb55560ee76afe...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. |
|---|