OT-2026-000008744
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, pressure sensor per zone, vented 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-2026-000008744) never changes.
Identity and time
| Publication number | OT-2026-000008744 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46c-774d-965a-60d2b12f253c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008744 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12fc7e259a8b31e3c805bade8d19b727a0bb2b56aa78cfa52b04db63252480fd |
|---|---|
| Markdown | 69077ca21d60c57d2967d760eabf9d462f4e032001e4f4ec8ade084f9716a83d |
| Publication page | dc821b6615d01fc604cf03b85ae1de1313f33287e329c9228c69b0349eaed358 |
| Manifest | 6f37256fe81284e601dc51364cde94d1ff80b678d3caea3adcf9cefdb8c53aa8 |
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 | F6GH+n73B57KbXuH3vFhehvutuaWyPx8W4tIU3Xxg8nBI2BLbVUv30COMr0yAmLv0rKr0HxyWmvRy4Gsm5LSCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:18:50.275488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008744observed dc821b6615d01fc604cf03b85ae1de13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:18:50.256863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008744/manifest.jsonobserved 6f37256fe81284e601dc51364cde94d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:50.238065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008744/publication.mdobserved 69077ca21d60c57d2967d760eabf9d46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:50.217037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008744/publication.txtobserved 12fc7e259a8b31e3c805bade8d19b727...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. |
|---|