OT-2026-000079742
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000079742) never changes.
Identity and time
| Publication number | OT-2026-000079742 · never reused |
|---|---|
| Internal UUID | 01a0ae96-4375-72c2-a489-8e7ae321947d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:58.480954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079742 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1eea583dbb42b026f8c8de15dc6c2a23708f5820ea2e7e5efda7364c6a70f260 |
|---|---|
| Markdown | 1e098d79f634c3654d9868d88f7625ba6547ede6c866ab23cd024e4d715579e6 |
| Publication page | 473be6bd6b4ead55f788282a242ded6874af326d579b9ea2894bb2fab2d59a2b |
| Manifest | d8fc76cd6f38fb5fcd1f862dd6831e8b5cf66af2a4c90669a477c17a4a8a8721 |
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 | U2T5A4aCt1OlGt92aSR8bAEMAzq9wYRuCkcEBs2X9HshXAc/Sb+zDKqW5S+0NTEKkZkvskEiAtD0lt2+e5aFAQ== |
| 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
| 2026-09-17T10:03:36.515179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079742observed 473be6bd6b4ead55f788282a242ded68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:03:36.498552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079742/manifest.jsonobserved d8fc76cd6f38fb5fcd1f862dd6831e8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:36.477947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079742/publication.mdobserved 1e098d79f634c3654d9868d88f7625ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:36.460963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079742/publication.txtobserved 1eea583dbb42b026f8c8de15dc6c2a23...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. |
|---|