OT-2026-000028064
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000028064) never changes.
Identity and time
| Publication number | OT-2026-000028064 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7738-85d9-354669a4ac83 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028064 |
| Status | PUBLIC |
Content hashes
| Canonical text | cae23104ab70716a452729f1475ba6ae590b4efb8c1b3f52bbaa77b07fd05fd4 |
|---|---|
| Markdown | 91d1d4a1f32621bb80e382aabc39a87675533f19ce2751a2950e8794dc6b8e3f |
| Publication page | d5775efd0ceb8a342029d0e43f783bfdcf47d9a396184426e314db25906c6b0c |
| Manifest | a3b3e9fd7d60ec920fcb062233b56b73eb4eeadc1ec17857a0d25a71bd06d4bc |
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 | nEIvYXV6XRxMBEbOFr+lMG2Zk6RGRr6xbydh+LVGyhqn1BLXRp5x35vMecXEgkjYQF01IQ/OkVeUJClle9ATBA== |
| 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
| 2026-09-17T11:42:23.984625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028064observed d5775efd0ceb8a342029d0e43f783bfd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:23.965955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028064/manifest.jsonobserved a3b3e9fd7d60ec920fcb062233b56b73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:23.947199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028064/publication.mdobserved 91d1d4a1f32621bb80e382aabc39a876...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:23.930115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028064/publication.txtobserved cae23104ab70716a452729f1475ba6ae...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. |
|---|