OT-2026-000018671
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000018671) never changes.
Identity and time
| Publication number | OT-2026-000018671 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-7db1-bdd0-4f0e9aa011c8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018671 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98c3b08abe340af487e210dab7a396b304f7ec674d133ce224da7998360e68cb |
|---|---|
| Markdown | 004438bc5a8c2afffc4c5eecbdd49d1c8e68cb1e3ad514006b091e108783923e |
| Publication page | 1759e9ef79d5d87cff1077ef92c5379ce8a42bbed89fc290e34fcdf89a4acc0f |
| Manifest | 59cdc94c7490500774e4be5c934bcbb6a8c8ef866918b3849af434a1de1f4e75 |
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 | Pp7WvNcgQWym6BWUZD+q86aQ2/UZNbyJ5bqnLCOZMJZc3Cca3scFwD10H2zmoq/nHNmeL0rFQ26tEzbPKd7HAQ== |
| 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
| 2026-09-17T11:59:15.907251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018671observed 1759e9ef79d5d87cff1077ef92c5379c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:15.889664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018671/manifest.jsonobserved 59cdc94c7490500774e4be5c934bcbb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:15.869654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018671/publication.mdobserved 004438bc5a8c2afffc4c5eecbdd49d1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:15.850868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018671/publication.txtobserved 98c3b08abe340af487e210dab7a396b3...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. |
|---|