OT-2026-000049481
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after set-down
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-2026-000049481) never changes.
Identity and time
| Publication number | OT-2026-000049481 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-77e4-808a-99948c1ab5b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049481 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5dd78811ca59e2515bb43f5d012cbb0076ba4393f4acc856e44dbb3641ff03fa |
|---|---|
| Markdown | 665353733cb50d80f0a0a407d85042643b4f04de2451585c9000d88231e0ae65 |
| Publication page | ac67c405239b81d74929c5ac29372784da3c4a1e0879693d774e55592360c9e5 |
| Manifest | b2f99b26e6783206d950ecfa63988bd7b553205e770a5e4a679e647839327884 |
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 | EMMF4CtGtmuVLTQ8Prld8FNcizD0sRyva6AEhIR8su7TWnnFCgK4+B40V+k2XXWVnf/yRHHKn/KasQQmzwfMAg== |
| 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
| 2026-09-17T11:02:19.630727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049481observed ac67c405239b81d74929c5ac29372784...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:19.612378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049481/manifest.jsonobserved b2f99b26e6783206d950ecfa63988bd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:19.594126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049481/publication.mdobserved 665353733cb50d80f0a0a407d8504264...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:19.575701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049481/publication.txtobserved 5dd78811ca59e2515bb43f5d012cbb00...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. |
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