OT-2026-000079722
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented after 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-2026-000079722) never changes.
Identity and time
| Publication number | OT-2026-000079722 · never reused |
|---|---|
| Internal UUID | 01a0ae96-4375-7a28-921a-60942ebcb54b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:58.480954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079722 |
| Status | PUBLIC |
Content hashes
| Canonical text | 120821d4ea27204e39d8ca2b1c25e2a694962920b17a8fb1ce80a33d00209194 |
|---|---|
| Markdown | 7293dd2082baf88f0b11404cb76feacc5590b1af3b2c55fb711bf61ec2d8a030 |
| Publication page | 4449ffb937244ab97106129faebd59c0ed483a362cbcf03d6beba1b2cc720e2b |
| Manifest | 93038c6c10ba7a244f9af3066b8e1daf56700e3dba94e4cea8102f80f4cb4122 |
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 | m74i3OE20Ba9IoRCled4l2HW0HiSqcmS7f08fmMuJrEryhPBObCz+qJXDV23Ah3XGaNu/WSTQ8yLP4SZy+JBCw== |
| 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
| 2026-09-17T10:03:35.052412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079722observed 4449ffb937244ab97106129faebd59c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:03:35.033675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079722/manifest.jsonobserved 93038c6c10ba7a244f9af3066b8e1daf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:35.014600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079722/publication.mdobserved 7293dd2082baf88f0b11404cb76feacc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:34.995088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079722/publication.txtobserved 120821d4ea27204e39d8ca2b1c25e2a6...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. |
|---|