OT-2026-000073816
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000073816) never changes.
Identity and time
| Publication number | OT-2026-000073816 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8d-7aef-aa9c-99ee1a0a7afa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073816 |
| Status | PUBLIC |
Content hashes
| Canonical text | b465723a75797e509e68de5794120484b43e0cc60840c81489b20bbd968c49a3 |
|---|---|
| Markdown | 57f040f0bc502a586e8f2f37dae905b64717efab28727f8ced57815cbe9c8bd5 |
| Publication page | 13e8a4d837916c368ff58d92cca07fb4c8a4aa540b5c9ee8617919be4f1af0e9 |
| Manifest | bc3b86b8306c4f504d9750034db7df323f3618b5619fd3e3492b9aae8bc8ae7b |
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 | Xcwwf2m3H96z2qtwOCjwEFmSQk5aTH4rzqAybInfqLPtsCQsHEhadmMqytFjXwQ0D1K0up3kl44l42uMo3IgBQ== |
| 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
| 2026-09-17T10:19:56.312108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073816observed 13e8a4d837916c368ff58d92cca07fb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:56.291496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073816/manifest.jsonobserved bc3b86b8306c4f504d9750034db7df32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:56.271037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073816/publication.mdobserved 57f040f0bc502a586e8f2f37dae905b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:56.252055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073816/publication.txtobserved b465723a75797e509e68de5794120484...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. |
|---|