OT-2026-000069828
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000069828) never changes.
Identity and time
| Publication number | OT-2026-000069828 · never reused |
|---|---|
| Internal UUID | 01a0ae91-185f-7cc8-8019-62beb26bbaba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069828 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1d42f1ef803afdce3a08aea75ffb7b1cf5cafec75b1d9bfa59b34ea4be049c6a |
|---|---|
| Markdown | e0882563966b4c5697ec4995c75a3cde3f9c41c27b93847e30917f7071ea1599 |
| Publication page | 02e4db9f2ec02c68cc8725ec81b9be2d99f17c5d649ab6b55b05b8a6027d4773 |
| Manifest | 12ef355d4413193f62290495253f8e1fafbcc2d050f4069a859f9a2459b6ed71 |
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 | JhssokHssAnxbjYH8iM0AaKLK1aEDIN75F6uMTUXp/cMGlVmrv1cDQrdG7KigdEJ9sZlF6H6I17Q+WcTjEacAw== |
| 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
| 2026-09-17T10:26:39.627846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069828observed 02e4db9f2ec02c68cc8725ec81b9be2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:39.609119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069828/manifest.jsonobserved 12ef355d4413193f62290495253f8e1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:39.590205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069828/publication.mdobserved e0882563966b4c5697ec4995c75a3cde...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:39.571863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069828/publication.txtobserved 1d42f1ef803afdce3a08aea75ffb7b1c...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. |
|---|