OT-2026-000042758
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000042758) never changes.
Identity and time
| Publication number | OT-2026-000042758 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cf-7d2e-8348-8b95f1b4f52e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042758 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6e87ebadbf8850008f247ebc710b55098f91f979ab13ada2ead4fc1d9a3e7a0 |
|---|---|
| Markdown | d01da2cb298841b5a3f6bc887dd10db305ff215a95e6076f6f0897dce550050e |
| Publication page | a83c1b1e21a7157792404268ce830ec4431226967a69faed878716c3341b3345 |
| Manifest | 2be5f83cb77fd5eabba2b041244b9880cf8a1d9bf444459859b3fc407affe378 |
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 | ab3lHRwIQV3xt/eV0LRvU64XTlJ6OHFqRkfa1bIq2/LSYJy3n6XCOPUidHxC8UmUPoaKxYMrHLvFTYbVhVddAA== |
| 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
| 2026-09-17T11:15:12.740937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042758observed a83c1b1e21a7157792404268ce830ec4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:12.719597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042758/manifest.jsonobserved 2be5f83cb77fd5eabba2b041244b9880...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:12.700368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042758/publication.mdobserved d01da2cb298841b5a3f6bc887dd10db3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:12.679924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042758/publication.txtobserved c6e87ebadbf8850008f247ebc710b550...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. |
|---|