OT-2026-000007515
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000007515) never changes.
Identity and time
| Publication number | OT-2026-000007515 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df5-7b3e-bd5a-f3f182d7f6f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007515 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed29425876617db04221e9d67333499ab70bc2fcfd9f6a3df7b42ef459f22e90 |
|---|---|
| Markdown | 941fe3668e7fef47d26d7d4b6e95e5b83399751b6a5742cfc154fde219e2f1c8 |
| Publication page | 0d95478247daf61b9d4d810879556c4501d6660ccbd1b415e52c2e9bbd7c2753 |
| Manifest | b25dfdc32b5ef961a2fd214705704f6980b23147abcacf1299bec5385db5e4b3 |
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 | a+64vcXD8nRVRv0KAkz4PAC3z3J1Ec3kJSagaZE2njFwb1RrGtCukP+N9QY3ubK/z9VNLPVPQ9mD5/7KF3gzBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:21.305150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007515observed 0d95478247daf61b9d4d810879556c45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:21.288717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007515/manifest.jsonobserved b25dfdc32b5ef961a2fd214705704f69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:21.270892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007515/publication.mdobserved 941fe3668e7fef47d26d7d4b6e95e5b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:21.252159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007515/publication.txtobserved ed29425876617db04221e9d67333499a...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. |
|---|