OT-2026-000081930
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000081930) never changes.
Identity and time
| Publication number | OT-2026-000081930 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f76-79d6-870a-68b156310c76 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081930 |
| Status | PUBLIC |
Content hashes
| Canonical text | f713f56efbef35f7b716f5531357bf488adfc50fd9fcd1ad715a1645473f4a5e |
|---|---|
| Markdown | e6aa800b79b84b33c4f1cdc5839b66f9609bc05456928f3b3c3a2399b1287ceb |
| Publication page | 62136a27bee023286a4d0b4956376a2faeb9e935c39fb7a4d8c4880ffb01d410 |
| Manifest | d880f00fce723d6f76c3e213d4baeb216abe8075ca98bfca488692e6a8e4545f |
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 | zHNAvB6YFz1VfPdUjsQuueeh1i6R7TrbWhvlZhoxvtCtj8fC6BN/XPiZHety1qWzpDWyy97puZMvJfIVqQYPBA== |
| 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
| 2026-09-17T10:01:03.666979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081930observed 62136a27bee023286a4d0b4956376a2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:03.649730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081930/manifest.jsonobserved d880f00fce723d6f76c3e213d4baeb21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:03.631233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081930/publication.mdobserved e6aa800b79b84b33c4f1cdc5839b66f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:03.605733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081930/publication.txtobserved f713f56efbef35f7b716f5531357bf48...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. |
|---|