OT-2026-000071642
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-2026-000071642) never changes.
Identity and time
| Publication number | OT-2026-000071642 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e90-74a0-ace1-9845b1fe167e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071642 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1060919eeb46a1e9ec736b41d6e8bb0f9f1f899c65f6ab30f97ac30e2d24c887 |
|---|---|
| Markdown | 3fe9d9a7c4782631e3fe745b9d4aad655135f7c8f4747621171dc563940681c6 |
| Publication page | eb06359d22554dca67748c85772e8ab2e2b6d06756129df8f61c2dfd67a1d42a |
| Manifest | a6fd81fed555bb6b7b4b724dadd4c70c78c85a28cdf6d3597b5d2c990eb4d715 |
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 | jSSEDWsw7JXft2Yl0wJRT5vrtuMckFUn4etCZTam/pVjIDEBHlVaZGyYCiIAEtEsl8tOZmC90GYfL3bIDkMoCw== |
| 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
| 2026-09-17T10:23:38.386022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071642observed eb06359d22554dca67748c85772e8ab2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:38.368412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071642/manifest.jsonobserved a6fd81fed555bb6b7b4b724dadd4c70c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:38.330483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071642/publication.mdobserved 3fe9d9a7c4782631e3fe745b9d4aad65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:38.294146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071642/publication.txtobserved 1060919eeb46a1e9ec736b41d6e8bb0f...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. |
|---|