OT-2026-000078092
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, vented after 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-2026-000078092) never changes.
Identity and time
| Publication number | OT-2026-000078092 · never reused |
|---|---|
| Internal UUID | 01a0ae95-6e8c-7b3b-9f5d-462bb48b43b6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:03.897850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078092 |
| Status | PUBLIC |
Content hashes
| Canonical text | bd28bddd68ad0650611eee923dc2edd86cd07d6213759bb7b7628e11bde66555 |
|---|---|
| Markdown | 593e547c77df74589ed8bd2c8d94d6c6198638b52fc62a2bb979728a6b99e4fb |
| Publication page | a1b2198cd2be654269f91153d5149c85a6909d56271d940921a048c38108b84f |
| Manifest | a4ee9bc270dcf1cfee68a167c873e28de25aa9e83c7ab347881d53d5bb16f6bc |
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 | Ot2QEUlLWjjTO6nz0voilHvy+/RKDKjFqNvKWeAbnDpHxyJU2/9yROv9eu5QmCNplc3h1kSJQIhwKBR9VyD6AA== |
| 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
| 2026-09-17T10:06:48.028230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078092observed a1b2198cd2be654269f91153d5149c85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:48.010024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078092/manifest.jsonobserved a4ee9bc270dcf1cfee68a167c873e28d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:47.991425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078092/publication.mdobserved 593e547c77df74589ed8bd2c8d94d6c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:47.971230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078092/publication.txtobserved bd28bddd68ad0650611eee923dc2edd8...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. |
|---|