OT-2026-000021597
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000021597) never changes.
Identity and time
| Publication number | OT-2026-000021597 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-750e-9a7c-17c03834ecbe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021597 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f888e7d319f332ceae762203a27ae6ba3fba05277761420380b0fd855069dbd |
|---|---|
| Markdown | 50d826a4ac21301d0ec157755140a7972f90a349976a2beea3e23491e6fd4910 |
| Publication page | c352d54d1ee7dbffa351ea8a6fd2aa49d53a84c793e2d18a4ea404504494c7de |
| Manifest | 67fb27e28a840390e7cca96495f7b305ea6a967cd39dcc552cec01e808a53fdb |
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 | /XNEusyEKJld1cZmAXSbe4byu/HvQDILJBXLLiQqJ9xP2JrLT84QFuPlV3QUzCLhxC62Fnp/aw/eHV8VGxhrDg== |
| 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
| 2026-09-17T11:55:31.256287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021597observed c352d54d1ee7dbffa351ea8a6fd2aa49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:31.237213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021597/manifest.jsonobserved 67fb27e28a840390e7cca96495f7b305...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:31.219045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021597/publication.mdobserved 50d826a4ac21301d0ec157755140a797...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:31.199573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021597/publication.txtobserved 4f888e7d319f332ceae762203a27ae6b...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. |
|---|