OT-2026-000086542
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, sustained blow-off 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-2026-000086542) never changes.
Identity and time
| Publication number | OT-2026-000086542 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-2c98-7e92-9326-848c46778056 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:14.823225Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000086542 |
| Status | PUBLIC |
Content hashes
| Canonical text | d74bbc3f9bdbadfd3523cd7f4f38c832018558e1c94041160edaf8aa549420c3 |
|---|---|
| Markdown | a7f211fb0099a3f969cd781e2889377683f5784f6c5e8be73d94a28a519481af |
| Publication page | 2c4a7eb5873ea3fa4fc61a78cf766a96927cceef2709142b8cd1d1ad2ce7669b |
| Manifest | 6e0af082980f888f95bca97f89209ef8f4acd0d018608721a62973f761e75bfd |
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 | vmf3wory68Yl9tN5nk9H4yZCZfzTLRkebSMwpuk2YLG/QX7/t0s8p5jq7EOcU1tUb3cd1B3LeWKAFEd6NIDrDA== |
| 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
| 2026-09-17T09:52:22.175357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086542observed 2c4a7eb5873ea3fa4fc61a78cf766a96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:52:22.158348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086542/manifest.jsonobserved 6e0af082980f888f95bca97f89209ef8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:52:22.139387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086542/publication.mdobserved a7f211fb0099a3f969cd781e28893776...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:52:22.121828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086542/publication.txtobserved d74bbc3f9bdbadfd3523cd7f4f38c832...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. |
|---|