OT-2026-000073972
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, 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-2026-000073972) never changes.
Identity and time
| Publication number | OT-2026-000073972 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8e-70af-9920-77c8d44f4ba6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073972 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2f7f9fb0149ab5b8835db5aaf8e5047e9f37c4a54f06ec0d2e820aa8494b489 |
|---|---|
| Markdown | a38d09e31f9a1e311e29b5758a5fd1be623001a79ce174105249f189c3215ba3 |
| Publication page | f89374cf544eb0c6330cd5bc2e865681d11d0256888eea24465e479e989a5654 |
| Manifest | ef9c3f240fc83965e74e45f9a93685d5f308d56a344516e1ed8106577e231f8b |
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 | 7B08rxZegaBtmDlSOcwh5OKwJYNNBmDFZmM94RPtu0ItycDZMR/dNd/qA6n7x3RDnSW0dlV8bJOk2x4PLA3VBg== |
| 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
| 2026-09-17T10:19:50.348609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073972observed f89374cf544eb0c6330cd5bc2e865681...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:50.328536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073972/manifest.jsonobserved ef9c3f240fc83965e74e45f9a93685d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:50.307980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073972/publication.mdobserved a38d09e31f9a1e311e29b5758a5fd1be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:50.275238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073972/publication.txtobserved b2f7f9fb0149ab5b8835db5aaf8e5047...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. |
|---|