OT-2026-000006769
Publication integrity record
Vacuum cup gripper, four zone face, per zone isolation, pump fed, polyurethane cups, oval form
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-2026-000006769) never changes.
Identity and time
| Publication number | OT-2026-000006769 · never reused |
|---|---|
| Internal UUID | 01a0a966-c891-7bf9-b233-a812f896f4ec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:48:00.659555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006769 |
| Status | PUBLIC |
Content hashes
| Canonical text | e02fe2af47cc22a050eb5083b85738ac51527bd2008b2c1b154a798925e2812f |
|---|---|
| Markdown | b2370fdfb42f03bdef1c225fea80af0fe9d0bb2c371b275d4b6329304e266486 |
| Publication page | d4987f5814c53b03e9b67df9314aaa2cc81ffdf78f094c9fa304b235b79e00aa |
| Manifest | 706bdd68ed7af384398cd898f238aede9d4279fc29bfecc934ed2ac1d8f37100 |
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 | hRcU9jOCK0mSCAqipelVzhsxbLEyGq7ybLEzY1KZ85uZm4iQ+xDJ23tvSqko6EQBZjxCEMpjLohqNA6YCanUAg== |
| 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
| 2026-09-16T08:50:08.416569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006769observed d4987f5814c53b03e9b67df9314aaa2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:08.402865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006769/manifest.jsonobserved 706bdd68ed7af384398cd898f238aede...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:08.387619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006769/publication.mdobserved b2370fdfb42f03bdef1c225fea80af0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:08.269574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006769/publication.txtobserved e02fe2af47cc22a050eb5083b85738ac...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. |
|---|