OT-2026-000019851
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000019851) never changes.
Identity and time
| Publication number | OT-2026-000019851 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-7fd5-8280-5f2638c4e911 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019851 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9672538b1258aa763747522216bab67006ae9e366247cfcdd9b14df8548c40da |
|---|---|
| Markdown | 0c623b7f8bd13243fbf0eaf5718bf5906b7b5cbd0874697203500cf0ece1a8a4 |
| Publication page | a75090e19fce0a0aba829da678be18f26fd515c639416f1c7637a90dcb6efe16 |
| Manifest | a68fb40f698929f0b1a565acd32261613cc55b9d843948346c1ad989899f5a13 |
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 | 8zbEy5a8nebBu3+nmATpz8VfsmFHSJ4ZrbSepk2o4fG38grxtArJd2hyl1imAt6kUVxD9ua+plNLWQsibBzPBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:03.026470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019851observed a75090e19fce0a0aba829da678be18f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:03.007859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019851/manifest.jsonobserved a68fb40f698929f0b1a565acd3226161...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:02.991505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019851/publication.mdobserved 0c623b7f8bd13243fbf0eaf5718bf590...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:02.974729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019851/publication.txtobserved 9672538b1258aa763747522216bab670...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. |
|---|