OT-2026-000072754
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000072754) never changes.
Identity and time
| Publication number | OT-2026-000072754 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-7050-bea0-630a0319d790 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072754 |
| Status | PUBLIC |
Content hashes
| Canonical text | db72382e81cb0c2383b1ec4df628089dfb2c654bb398c20de7be4ece14d432db |
|---|---|
| Markdown | f1560c078e4a060f050f430e00b507d9ffa64ba763f6ef32919235ea82ae0568 |
| Publication page | b81a3ec2caec6a1d45036e51affe3e4eb788a3215f2e0428f9835606871e5cc7 |
| Manifest | eb3451704f9b581d52e937e681d7a741e310e621ac8b8d5b89af309511eb5326 |
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 | rIHE81v8STOQLdTmRBxSPjwAetHMdICyNrL90ijV+Ge694sUu5T4/czCTSOR5ZNgNJLgD9Fo88GUmgNu6AHqAw== |
| 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
| 2026-09-17T10:22:38.256697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072754observed b81a3ec2caec6a1d45036e51affe3e4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:38.239266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072754/manifest.jsonobserved eb3451704f9b581d52e937e681d7a741...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:38.207787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072754/publication.mdobserved f1560c078e4a060f050f430e00b507d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:38.178326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072754/publication.txtobserved db72382e81cb0c2383b1ec4df628089d...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. |
|---|