OT-2026-000049542
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000049542) never changes.
Identity and time
| Publication number | OT-2026-000049542 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7d-733e-ad75-e5a1bfd5b0a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049542 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71623d519c68d916e510ca2d986a4da81ac53846411850c0d2e4cfa4fd57e446 |
|---|---|
| Markdown | d982f1c9ea2aee30f6c0ec09ece9c0a932619659efc1c54cf6123b287c62ddb9 |
| Publication page | 13e62d34377d13dd7e89da8ab93b48cce1ff45c35fbefb095e9d43be4d537e52 |
| Manifest | a6a8476ab28beaac810804333f7d5323cdcfd0b6c65b549c5bcda545735e07be |
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 | aIe0fwaabKK5uS4CYzpGjUW7tBzn35VqiWHCcTVtngrDieGnkF3PSwrDyWuRMj5MRivEy7kyajDKYRnaVuwhAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:02:24.545296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049542observed 13e62d34377d13dd7e89da8ab93b48cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:24.529404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049542/manifest.jsonobserved a6a8476ab28beaac810804333f7d5323...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:24.486302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049542/publication.mdobserved d982f1c9ea2aee30f6c0ec09ece9c0a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:24.440431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049542/publication.txtobserved 71623d519c68d916e510ca2d986a4da8...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. |
|---|