OT-2026-000072444
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000072444) never changes.
Identity and time
| Publication number | OT-2026-000072444 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-765d-9693-56777ef61353 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072444 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed72fb656c46e836a410e2bac6a6cc438dd068d92cdc149addf6df210f851be9 |
|---|---|
| Markdown | 5154a313674c349133b3c2c1928c9f6c3e8870358e94b9b9799bc3637a37320c |
| Publication page | f072d81c877ed35bb55d84fd5e2d3fc8efebb51fcf1f075a4137468fd1420a39 |
| Manifest | dc9a73889932622daf10a16fb56c79c7080c130554f6d3487ec90d4311422b0d |
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 | YtY1UaeQuSLsfGFai8M1c6aS6KnHwRtC5GIpkmbRmKdKOR+rQ3R9ifM+MV+Zfw40mNRjP+1DiJrwPvT42BJBAA== |
| 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
| 2026-09-17T10:22:15.864176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072444observed f072d81c877ed35bb55d84fd5e2d3fc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:15.847000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072444/manifest.jsonobserved dc9a73889932622daf10a16fb56c79c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:15.828397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072444/publication.mdobserved 5154a313674c349133b3c2c1928c9f6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:15.810064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072444/publication.txtobserved ed72fb656c46e836a410e2bac6a6cc43...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. |
|---|