OT-2026-000006603
Publication integrity record
Vacuum cup gripper, pump fed, contact triggered, sustained blow off before set down, rubber cups
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-2026-000006603) never changes.
Identity and time
| Publication number | OT-2026-000006603 · never reused |
|---|---|
| Internal UUID | 01a0a961-0625-7108-9f43-743b0943210d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:41:43.208381Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006603 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4489e25ddfa13707ecec3f130a3e448dea75bb4291cbf205867ba8e84093700c |
|---|---|
| Markdown | b936d2e8c9ab6f738cfafd83e1115f7c406fa079cd58bb0f439f3dbc5bf987c2 |
| Publication page | 39cdb41d45f6a5130ac0f517da157019f05bbb0ab80d035fb4b246494cf6fdca |
| Manifest | 8acaacb6d78fa05e8e2bbdb47157b8ebdf64a19a2455fb586dd62bacf486b15c |
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 | WGFUsR81EO5OF/CnrKKdo9D2eEV7doJWmzf/YSVrn5+MDYEyfUwR3eliD4PLLtuAaly9MeYgkPSLSgh18trKAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:26.250016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006603observed 39cdb41d45f6a5130ac0f517da157019...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:26.235678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006603/manifest.jsonobserved 8acaacb6d78fa05e8e2bbdb47157b8eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:26.222855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006603/publication.mdobserved b936d2e8c9ab6f738cfafd83e1115f7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:26.208138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006603/publication.txtobserved 4489e25ddfa13707ecec3f130a3e448d...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. |
|---|