OT-2026-000088521
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000088521) never changes.
Identity and time
| Publication number | OT-2026-000088521 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-5d28-71e8-aa2e-ca354884cee2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:32.662646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000088521 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6539fdc47857e481fa6509f7f41c832fe777c4862819c177de0015382a7100a |
|---|---|
| Markdown | f938b8dbf6e2611deea28c343fa173a4559a54e7d7c0d42e9f3181aba6e7d486 |
| Publication page | f4e3aa5d6c63ef1066245a851f0cbf33cb7485400a8da8d4371f689c832ad7ea |
| Manifest | 0b25b7ad19d0ef8ce684506b061fe2873552f0af60661c6b8a8972a3de273cad |
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 | 0EmFD4uPMZ3FIo8EeiTrKsneJU15TG5Al7u0KioQSRJpyjX6CKT2JM2cRPzxKgCl+kIDP/135MdeBIRBfE97Dg== |
| 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
| 2026-09-17T09:48:55.079141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088521observed f4e3aa5d6c63ef1066245a851f0cbf33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:48:55.060304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088521/manifest.jsonobserved 0b25b7ad19d0ef8ce684506b061fe287...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:48:55.041886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088521/publication.mdobserved f938b8dbf6e2611deea28c343fa173a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:48:55.022762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088521/publication.txtobserved b6539fdc47857e481fa6509f7f41c832...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. |
|---|