OT-2026-000068519
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000068519) never changes.
Identity and time
| Publication number | OT-2026-000068519 · never reused |
|---|---|
| Internal UUID | 01a0ae90-2482-79b3-a270-360f66f156f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068519 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff736bac286ee742bb44a5d8c1b6a45801f139990117833850bb680ff0ae1e0e |
|---|---|
| Markdown | 957e4baf26b5230f7ae1619996e930d194df476f9b63772b4ecf368ac33afa28 |
| Publication page | 571de46f5496445061c614857b01c71234001cc09a1c43b69410db8716b64daf |
| Manifest | d41ce7c48c9c1ae7f43429287cf163f178cc7f4d366d854e487ccb6156adca13 |
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 | vyjXcPoOWoEXltxeSsoeIwksykLl/FVvCW0bJaxnz39l/TN6K5OzgpekkPqAmObz4RjCCBC0NlPUPMTcXYsmBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:29:40.728910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068519observed 571de46f5496445061c614857b01c712...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:40.713556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068519/manifest.jsonobserved d41ce7c48c9c1ae7f43429287cf163f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:40.695345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068519/publication.mdobserved 957e4baf26b5230f7ae1619996e930d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:40.678374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068519/publication.txtobserved ff736bac286ee742bb44a5d8c1b6a458...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. |
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