OT-2026-000028136
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000028136) never changes.
Identity and time
| Publication number | OT-2026-000028136 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7964-8c7c-e61e5953b0d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028136 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89272543043f60eaa306b69e0b7902114b555d5ea7190c18688e0a91fca7e0ce |
|---|---|
| Markdown | 223de96fb3755c421f1ba35c945234cc3c8162fedf6cfd371914b3e5f828cc8b |
| Publication page | 72b3e660958e7c0ff53b2c224c0fd941a457a3f71639d6061fecf86843c731ce |
| Manifest | 48e5502cd9f6d4dc31c0af5e11b254acaa234cb747a069dd295714c5f4f87e41 |
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 | v2DexjkqtmOwJF4cg36wRpggW/fB0ZBwVYNZkSbg/kb9QulrDd/AWgoo0XehMLZPgzMthTDc3q5jrIOWwNqqCw== |
| 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
| 2026-09-17T11:42:28.843750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028136observed 72b3e660958e7c0ff53b2c224c0fd941...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:28.827339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028136/manifest.jsonobserved 48e5502cd9f6d4dc31c0af5e11b254ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:28.808486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028136/publication.mdobserved 223de96fb3755c421f1ba35c945234cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:28.791758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028136/publication.txtobserved 89272543043f60eaa306b69e0b790211...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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