OT-2026-000006543
Publication integrity record
Vacuum cup gripper, pump fed, vented before set down, silicone cups, oval form
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-2026-000006543) never changes.
Identity and time
| Publication number | OT-2026-000006543 · never reused |
|---|---|
| Internal UUID | 01a0a95e-de5f-7c9c-9b4f-0acc69d5650c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:39:21.953917Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006543 |
| Status | PUBLIC |
Content hashes
| Canonical text | 702dc25a64553fc72055a59190ca732efeb4a0bceefbb65bfe4080ed81ac98c2 |
|---|---|
| Markdown | f0f932f9731a68832523c9f08e04308ca4a0ee40e0e390188aa941aa5bb119fb |
| Publication page | 926ddc9c311f595975799573550d78c8394a164a517cfe4171172316f728705d |
| Manifest | f8de3211a9dbcf57f98dbd224efdcb8eba4798b4e49d5fd88412bf1a0dcb5dd9 |
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 | HSAEKTki6v2dX++YKGlLlfVt6jGlH75PYBcEHTvPSaggUjZ2dd3BFAMMxUbO4UmisuU6Mt53guiUmI0P3bHbAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:05.125489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006543observed 926ddc9c311f595975799573550d78c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:04.983442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006543/manifest.jsonobserved f8de3211a9dbcf57f98dbd224efdcb8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:04.969268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006543/publication.mdobserved f0f932f9731a68832523c9f08e04308c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:04.953789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006543/publication.txtobserved 702dc25a64553fc72055a59190ca732e...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. |
|---|