OT-2026-000021673
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two 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-2026-000021673) never changes.
Identity and time
| Publication number | OT-2026-000021673 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7f93-95fe-fcfe25c42b45 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021673 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09ccca7433cc63b03884f78be5774bd909f3fc6227074e0cd471e09654f23b1c |
|---|---|
| Markdown | 933201339ccb0a33dc70f9e1c4d5627dd99d472df222d6ef4982867f04ad76ec |
| Publication page | 06e166d63cd0d9f2b2c30cd7c8d973f4d9fc0733243d014b4906e4ffbb81a16f |
| Manifest | fd40c7c20eeabe948033bc9323dbfa56d52313bbc08d00930c431a63cd3ccc14 |
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 | lDr26vdpb1+t3seC2UYhlyT+u/ksW2XPqbg5RgmzUnPIHGcmjkvJtDIJm5nK6+n5fICPtSLtRCUm4oZwiDNNDw== |
| 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
| 2026-09-17T11:54:07.607919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021673observed 06e166d63cd0d9f2b2c30cd7c8d973f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:07.589036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021673/manifest.jsonobserved fd40c7c20eeabe948033bc9323dbfa56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:07.570851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021673/publication.mdobserved 933201339ccb0a33dc70f9e1c4d5627d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:07.553100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021673/publication.txtobserved 09ccca7433cc63b03884f78be5774bd9...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. |
|---|