OT-2026-000080920
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000080920) never changes.
Identity and time
| Publication number | OT-2026-000080920 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b975-7e5f-9aab-dba2241fc8e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080920 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e083633bae74e0e1563a69767fc13c5b455c50a8c62d7ad57b9eadde25bb98c |
|---|---|
| Markdown | 385467ff86c2fa495f1ccdcb6d937dfc8f61ff2b31b3f8c4633abd6e8cb68cae |
| Publication page | 10ca3678fa132c99c67063b894092e13ac3a6533a66319372cef63b70afccdf6 |
| Manifest | ac52a41ddace3786f0dda61c63d9268e6984bde91dc80f74df33af5a5ba7bc9c |
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 | yhmkQo6PCmV3GgGeFdU2YMk/pJeFKTusIVqa0wW+VOfDijAknI1z/EINH1OhlCAal7FH95sh1ZKiEH8v2alLCQ== |
| 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
| 2026-09-17T10:02:07.384734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080920observed 10ca3678fa132c99c67063b894092e13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:07.369637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080920/manifest.jsonobserved ac52a41ddace3786f0dda61c63d9268e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:07.352841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080920/publication.mdobserved 385467ff86c2fa495f1ccdcb6d937dfc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:07.336208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080920/publication.txtobserved 8e083633bae74e0e1563a69767fc13c5...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. |
|---|