OT-2026-000007506
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000007506) never changes.
Identity and time
| Publication number | OT-2026-000007506 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df5-738e-870d-244d1e3293f7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007506 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1bc878c7564b4555b6f61d76009dda17b657e5490684a8046726b9ad0cc01aa |
|---|---|
| Markdown | 98517d468af2b0ea22a0a1990d648f5faa0850593cc00d2a51e4842ce843b1c8 |
| Publication page | 7b6e07ca582590b31017c7b868aed65aaf1d26116caa2a36228d2642e0977b4f |
| Manifest | b7288dcf0febff507f4d5ab06f49c250c112b4cb0979fcfa97101f3c7ccb2282 |
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 | YhkEN+0RNVxErdl1LqOfKQomd2SaqnhghgXUY0o20vx4JX8djPzcCg8ji7vXhMnJFDdst0kg2rYUNvrfKUe1AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:20.645096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007506observed 7b6e07ca582590b31017c7b868aed65a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:20.625401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007506/manifest.jsonobserved b7288dcf0febff507f4d5ab06f49c250...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:20.606029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007506/publication.mdobserved 98517d468af2b0ea22a0a1990d648f5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:20.585690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007506/publication.txtobserved b1bc878c7564b4555b6f61d76009dda1...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. |
|---|