OT-2026-000074634
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump 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-2026-000074634) never changes.
Identity and time
| Publication number | OT-2026-000074634 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2a-7f4e-8aff-43fb5f682c5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074634 |
| Status | PUBLIC |
Content hashes
| Canonical text | 74b27ac85ff10825b7a8d475501a77ab17c9309bcf70ffb80a35bceb0ada615b |
|---|---|
| Markdown | 67267bfa30312964ba845bf5410997a00257a8e7c4b656f26ee14c40f4b84247 |
| Publication page | 8cd8945e76335be9fb275065eb1159043a611700cbb1dc92a1d024c4ebc5dfb3 |
| Manifest | e5145a5914bf4c78837f283da3fcf81342fb8a8b7ecd3e06c9f9bbfe8f30c7a1 |
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 | 8vyFjj8Srd6hqpIKOfeg9dPJInWXCVDjR7LK/WHxSutpb4HFYbLZiV558mHvGBPMHiXaLyfeiI9DKukX7UjwBw== |
| 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
| 2026-09-17T10:18:12.219918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074634observed 8cd8945e76335be9fb275065eb115904...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:12.198773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074634/manifest.jsonobserved e5145a5914bf4c78837f283da3fcf813...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:12.014359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074634/publication.mdobserved 67267bfa30312964ba845bf5410997a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:11.955702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074634/publication.txtobserved 74b27ac85ff10825b7a8d475501a77ab...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. |
|---|