OT-2026-000006775
Publication integrity record
Vacuum cup gripper, common isolation valve, pump fed, contact triggered, vented after set down
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-2026-000006775) never changes.
Identity and time
| Publication number | OT-2026-000006775 · never reused |
|---|---|
| Internal UUID | 01a0a966-fd4f-7063-8a27-de4df0c004fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:48:14.162044Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006775 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4c1f589bf2a0816de4bf75d8665a9fe2f7e5a71df1cec9e11d81882cb292cfb |
|---|---|
| Markdown | afb6a05cf12d7b3dde2078744ed56447084232b2f7516566df3bdf8360fbad3f |
| Publication page | 639785904b8e6e72561f4d3696963383ff016e69ca62da3836149436a26f9f9c |
| Manifest | 44b1668fa8b0a446e4e33365f7b8711d07ebb3d95df4cb10b4e29b8845d75869 |
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 | FHq7qlDZ8m3N8OBw/ApZLfjrCnNcq7zMjyCz4sop2L4+doU4VI08r0ZTkriquxMymmvQRcPUAKpd2MwpsZryDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T08:50:07.723418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006775observed 639785904b8e6e72561f4d3696963383...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:07.710309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006775/manifest.jsonobserved 44b1668fa8b0a446e4e33365f7b8711d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:07.696529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006775/publication.mdobserved afb6a05cf12d7b3dde2078744ed56447...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:07.684973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006775/publication.txtobserved a4c1f589bf2a0816de4bf75d8665a9fe...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. |
|---|