OT-2026-000015515
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed blow-off 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-2026-000015515) never changes.
Identity and time
| Publication number | OT-2026-000015515 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef4a-7340-a1ca-1d22e0755077 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015515 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1ee31a8e61402e7a6851ba9190aed6b8f5fe2d2f7048fa7e511490b26633436d |
|---|---|
| Markdown | 9fc8898d2294a1dffee8ef8d06dc295efd6ffba19cd052636494731e3cb196f6 |
| Publication page | 72ab8bc8302c59bef41a0c76a0b5c5a58056b6c0fa405fcbbdd398d21f4b6558 |
| Manifest | cfc259be852ce833ff2b95f6260772294dcd4d63594b64671e14258098c50b6a |
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 | gDL42bkBCTyiSDI1Tx2iQ+xQq4Owzfnj/6ykDLNmWPjpPBVT86F5sj0VEHwelpwJcuCqi4XPlM5wEilCh1tBAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:06:17.346780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015515observed 72ab8bc8302c59bef41a0c76a0b5c5a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:17.327304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015515/manifest.jsonobserved cfc259be852ce833ff2b95f626077229...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:17.307677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015515/publication.mdobserved 9fc8898d2294a1dffee8ef8d06dc295e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:17.287649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015515/publication.txtobserved 1ee31a8e61402e7a6851ba9190aed6b8...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. |
|---|