OT-2026-000057022
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000057022) never changes.
Identity and time
| Publication number | OT-2026-000057022 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5b6-752f-924c-d7d78e4fe1ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057022 |
| Status | PUBLIC |
Content hashes
| Canonical text | 887121f4a30534176a90979cf51d9d2405c5b6eea1ca55eaf10bc6d1c9e8dc47 |
|---|---|
| Markdown | 19ad5b3140e5faad387b6cd3ed4b711138f32845272573713cfcb1c4f37aa12a |
| Publication page | fb76a6dc350ddd14a308f08d0ad214902e9f9b7251c3f2030697d6893ffef439 |
| Manifest | e134b087473243e9034e4bd90c074de2b9316c36b4c96489f845766e9b08fe86 |
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 | Zej9DsP1LOB4tRibbtaKQdQFDBubG1KwrBR9vDASzMwvmLE0gTshY7Y+3txPn6RqUEnAKQ3fsNRnnBAf2wvnAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:48:30.009187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057022observed fb76a6dc350ddd14a308f08d0ad21490...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:29.990852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057022/manifest.jsonobserved e134b087473243e9034e4bd90c074de2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:29.970622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057022/publication.mdobserved 19ad5b3140e5faad387b6cd3ed4b7111...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:29.952594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057022/publication.txtobserved 887121f4a30534176a90979cf51d9d24...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. |
|---|