OT-2026-000087639
Publication integrity record
Three bellows cup vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000087639) never changes.
Identity and time
| Publication number | OT-2026-000087639 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd53-78b6-8745-184e8151f417 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087639 |
| Status | PUBLIC |
Content hashes
| Canonical text | ad60a212cc781619f20e1fbaac46299d0cf887b1d6db8e2a4ad6d36acffa75ee |
|---|---|
| Markdown | 65ef22c550720120667d894e449dfbd0fbe68675d5be3dfaf0950c0214f05db5 |
| Publication page | 06078c01ba4b6ed3366d932a4c104d9225a21a717930609c7eede0dc93787cfe |
| Manifest | d6353fb9b1e675efd4c5eb995f2ab8b3bb20db7b3e5953d76e8cf85f109f73bd |
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 | iq2ekmI7V2Pkr5nBIcvaytTaR7KcmD5vXZAOarjKJveU15kZQOYcXF58qSzAfVj2VGc5weC7t7M86X3m6InrBg== |
| 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
| 2026-09-17T09:51:05.072437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087639observed 06078c01ba4b6ed3366d932a4c104d92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:05.058126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087639/manifest.jsonobserved d6353fb9b1e675efd4c5eb995f2ab8b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:05.042978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087639/publication.mdobserved 65ef22c550720120667d894e449dfbd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:05.027010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087639/publication.txtobserved ad60a212cc781619f20e1fbaac46299d...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. |
|---|