OT-2026-000049203
Publication integrity record
Two cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000049203) never changes.
Identity and time
| Publication number | OT-2026-000049203 · never reused |
|---|---|
| Internal UUID | 01a0ae81-134f-77af-b937-d006f06634c2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049203 |
| Status | PUBLIC |
Content hashes
| Canonical text | c41fb05dbd52295049e4ecec0a2f11684fc25045f6047eadb55c740ee8350aea |
|---|---|
| Markdown | dcea50ee7c9cd7ff1f32e5c70da5700555baaaeb6e0134bb1db63f462b72bb92 |
| Publication page | 3807e09877bad88a9ce79d84a3b539499c875c1d560190e20c03ff8850430ad2 |
| Manifest | a7566a01b07cffbdb307e2a8a8cc02ab5e8f163b0050ec1bc4eedbb571b00e0a |
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 | 5umzg4vdPZb1zLzlflyX77VrXMUFBz1zbKf/0WnPO8XXd6NC6ZuQOZwwspTE8Ai2bnkAZDbDtaitwYKNv7VRAQ== |
| 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
| 2026-09-17T11:04:01.002875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049203observed 3807e09877bad88a9ce79d84a3b53949...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:00.983465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049203/manifest.jsonobserved a7566a01b07cffbdb307e2a8a8cc02ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:00.964784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049203/publication.mdobserved dcea50ee7c9cd7ff1f32e5c70da57005...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:00.946342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049203/publication.txtobserved c41fb05dbd52295049e4ecec0a2f1168...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. |
|---|