OT-2026-000076601
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000076601) never changes.
Identity and time
| Publication number | OT-2026-000076601 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b06e-7254-8e02-385c4b690796 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076601 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6db1d41a20ec181e2de87eaaf49df19338d8452700553ac31bbbf126f8703f42 |
|---|---|
| Markdown | 9450000aac4a8c1f7cfb6f5eb6849c6062622875197ebd61aefb5b3a18815169 |
| Publication page | ea09809f2b3077f62a2b39512f502665c8752d45f2a79fa18f84c34d3dc08788 |
| Manifest | 01574e9e83b36c385ef271e5493b035d03a1de1e8481aa0a82fbb1fab244100d |
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 | OU2siMVPYT+2R/k9c0ykpmKkOTUQrkAqcmvCL01X/btaWeIX2Syp5ahtSlN8XhWKVsKcBy3/azWZ9bUg1dSGCA== |
| 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
| 2026-09-17T10:09:19.494108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076601observed ea09809f2b3077f62a2b39512f502665...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:19.478013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076601/manifest.jsonobserved 01574e9e83b36c385ef271e5493b035d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:19.462315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076601/publication.mdobserved 9450000aac4a8c1f7cfb6f5eb6849c60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:19.444509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076601/publication.txtobserved 6db1d41a20ec181e2de87eaaf49df193...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. |
|---|