OT-2026-000077840
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, vented 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-2026-000077840) never changes.
Identity and time
| Publication number | OT-2026-000077840 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed0-7aec-918a-e85d8129cdf6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077840 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fc8bdea768da35724a59a1b9387fe5a851cceefe8815732717d83cc7e5d16e3 |
|---|---|
| Markdown | 0feb8ca9a8eac76d6d7ce989956fddc7b09c82d4e65023c52dd81043e1c675c4 |
| Publication page | 47856b00941ab015c987c0a0e7ea354625675ba8fc143d7199d084abc4457a87 |
| Manifest | 77d4fec1528af34e9410b885a1c005c25f7848eabfd3326278834f5ee092da74 |
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 | l/pVdYcHkClSkR9uhzwNdW0qyYaRM0AEh+GHK0Hqu/bO6mVwMV1zZ1BnWKcP4AWPVXniQoXJaDrsbUpvneZFCw== |
| 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
| 2026-09-17T10:07:34.648014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077840observed 47856b00941ab015c987c0a0e7ea3546...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:34.627627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077840/manifest.jsonobserved 77d4fec1528af34e9410b885a1c005c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:34.608189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077840/publication.mdobserved 0feb8ca9a8eac76d6d7ce989956fddc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:34.586819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077840/publication.txtobserved 6fc8bdea768da35724a59a1b9387fe5a...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. |
|---|