OT-2026-000040072
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000040072) never changes.
Identity and time
| Publication number | OT-2026-000040072 · never reused |
|---|---|
| Internal UUID | 01a0ae79-26fd-76b0-a507-4268fba98068 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:10.588850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040072 |
| Status | PUBLIC |
Content hashes
| Canonical text | 448cb057d9650e96d6516632c383139928b224219f811b1dfbea15cccb204306 |
|---|---|
| Markdown | 9827fe85f8a2db2243bb4145cfc41a7ed2f86f611963ca23292450e85b1ac30c |
| Publication page | 49ddf78227c6d43c0c2a238fb2b52802363c1465d546fc7e78cfa63b1032caf9 |
| Manifest | 38212c2da5dc928e433415606e914c99ad495b7634f80c165f6baff3cd972a23 |
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 | 9vziuO43YWQQYazVkS7csFytmta7K/QJta4atmHCgXUiOlFZOsnJlUissz8mN52MIlT34dHom7VfgvUGaF6nCA== |
| 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
| 2026-09-17T11:18:55.003601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040072observed 49ddf78227c6d43c0c2a238fb2b52802...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:18:54.988218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040072/manifest.jsonobserved 38212c2da5dc928e433415606e914c99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:54.971599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040072/publication.mdobserved 9827fe85f8a2db2243bb4145cfc41a7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:54.955349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040072/publication.txtobserved 448cb057d9650e96d6516632c3831399...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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