OT-2026-000041308
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000041308) never changes.
Identity and time
| Publication number | OT-2026-000041308 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b144-7919-b1d7-813886f3d418 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041308 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7ae01f907bee52a471e47784328046bac3d63abf9afd06eee10f4c169bf6ad3 |
|---|---|
| Markdown | bfe73aceee86556338214dbc79ad41af4ad4d69229d063ce144059b0e67ffba3 |
| Publication page | b7918628b5b47a1303e37a5e0023bc995329de571a53391a44aeeefd6845c1f1 |
| Manifest | a43af1934c7baab1e765e32518c986968c434d1d5854fa6728c79820a935e8e4 |
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 | UgqNMbnDYVjUukZN7grPcGNZK16YcnPQYUbg7Ln5FDKmLRMyVuBYTY5P4n/e6VzvHLX6rAYSIbohbsM/p40/CQ== |
| 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
| 2026-09-17T11:17:17.619778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041308observed b7918628b5b47a1303e37a5e0023bc99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:17.600781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041308/manifest.jsonobserved a43af1934c7baab1e765e32518c98696...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:17.581836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041308/publication.mdobserved bfe73aceee86556338214dbc79ad41af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:17.561757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041308/publication.txtobserved c7ae01f907bee52a471e47784328046b...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. |
|---|