OT-2026-000077855
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000077855) never changes.
Identity and time
| Publication number | OT-2026-000077855 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed0-75db-a1d0-65bc687d2c86 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077855 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0cc0379d647d68174bcfeb16eecb9212f3c8ab599030ec5c6920ff1f31720ce3 |
|---|---|
| Markdown | 8f5e8945e28de015527fa4e131567af3ef98390a49c2f83a8d5e9031e9a47e87 |
| Publication page | c3bddf41151f07193d207cef8700478eea9a8c9eec1e8010a5fdbcc8b8e0152b |
| Manifest | aadd0f4051c81930ba98df093f47bd8ce50d8cffdf024d1518c9306e3c07b3a4 |
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 | Gv65ZWqLMesFZFB+1ZflAqEMz/ltfgU54hbSw2STHwYEKmHWaFamRlwQCsCnFinYJQnrjHtT3rDdrKs4nRpQBQ== |
| 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
| 2026-09-17T10:07:35.731783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077855observed c3bddf41151f07193d207cef8700478e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:35.677294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077855/manifest.jsonobserved aadd0f4051c81930ba98df093f47bd8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:35.652099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077855/publication.mdobserved 8f5e8945e28de015527fa4e131567af3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:35.594212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077855/publication.txtobserved 0cc0379d647d68174bcfeb16eecb9212...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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