OT-2026-000020863
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, two 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-2026-000020863) never changes.
Identity and time
| Publication number | OT-2026-000020863 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7213-862e-95a615cdc6be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020863 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6864ce13c95fb7e5a3fc683f54c3368d3a1de1939af6856bf840fc5f065c218d |
|---|---|
| Markdown | e32122543736879dab5d5cb29a51a28393b6fc951fa5d1d06547102b1e56db8b |
| Publication page | 531bd340d72c8b988bab69eb8f14dd407496542447cefa160222b26f9c82dcfc |
| Manifest | cf66dbdc47fe67e759e7b8494d1f21c1fc32f65e394d3bcd8fdd4d9264913bee |
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 | s4Aecx+5pR4KNIxcuWKNrLYXtM0lGgROfGfwHhLmKzywe989cgae4hhSiSllJEwzkz5xryjOso5L1wKJQP/rDA== |
| 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
| 2026-09-17T11:55:57.976870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020863observed 531bd340d72c8b988bab69eb8f14dd40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:57.957399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020863/manifest.jsonobserved cf66dbdc47fe67e759e7b8494d1f21c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.935926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020863/publication.mdobserved e32122543736879dab5d5cb29a51a283...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.913623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020863/publication.txtobserved 6864ce13c95fb7e5a3fc683f54c3368d...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. |
|---|