OT-2026-000021686
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, sustained 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-2026-000021686) never changes.
Identity and time
| Publication number | OT-2026-000021686 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7894-944b-cc1c3c7fbe0f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021686 |
| Status | PUBLIC |
Content hashes
| Canonical text | 904b9243dd821ae4c6abda8e5a45ddd40bb36603f8d90bbbe9ebbab6f8c8d281 |
|---|---|
| Markdown | 5d8505090cae735074d30584e436cbafa9224aa25f24383053d545635b413703 |
| Publication page | 2b2afce0c2a3dc2f2aeae6b10cd870d131b05ff8f25c1ff04e8db8d72b2f3f9a |
| Manifest | 65359bde1e3754c0f1ef7fb45a3bd3231066a9fc690417371e6c111deccd8783 |
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 | Nykh70Dnly9AwFYqRE570G5em244xo7ZDmOcUclIwHTQgYymnVVW65s3Xc1n0cBI6XjBAnWW7o04ok8pfSF+Aw== |
| 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
| 2026-09-17T11:54:13.295703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021686observed 2b2afce0c2a3dc2f2aeae6b10cd870d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:13.279520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021686/manifest.jsonobserved 65359bde1e3754c0f1ef7fb45a3bd323...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:13.263090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021686/publication.mdobserved 5d8505090cae735074d30584e436cbaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:13.246247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021686/publication.txtobserved 904b9243dd821ae4c6abda8e5a45ddd4...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. |
|---|