OT-2026-000076937
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed 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-2026-000076937) never changes.
Identity and time
| Publication number | OT-2026-000076937 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-7737-94cc-3170554b8b55 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076937 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5cad1da99dd23de037e2a445c8ba4ae43e5f1d3173ef3009d09f8c3eadd1254 |
|---|---|
| Markdown | 4215e87654e92391a1e1b096e2d9cd64ab7df30e37c2b5fde4fd4fb253850dc2 |
| Publication page | bbd65e5f1f99497eca552b73bc5303052147bd5e78e591ba4181c49d3bb51928 |
| Manifest | f478d21eb591875311ba54b40cd985ed550aa08bd0389bf65caea5a286e60431 |
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 | 2c1Npe6INge1zeR6+7RoTz4EEDIgrIpE6QyutxAXVTzefks3vfVPmiDiN15c3F1Cl5Q8s30biaxw2WOj1MsKAg== |
| 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
| 2026-09-17T10:09:55.254114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076937observed bbd65e5f1f99497eca552b73bc530305...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:55.233525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076937/manifest.jsonobserved f478d21eb591875311ba54b40cd985ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:55.215650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076937/publication.mdobserved 4215e87654e92391a1e1b096e2d9cd64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:55.196344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076937/publication.txtobserved f5cad1da99dd23de037e2a445c8ba4ae...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. |
|---|