OT-2026-000049844
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000049844) never changes.
Identity and time
| Publication number | OT-2026-000049844 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8ff0-7cee-9ea5-0e49e5562a48 · 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-2026-000049844 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1fc28a87bbb5d896312c95be3c84e65127fabad897867e3fce180c91649925ca |
|---|---|
| Markdown | b7e1bc8bc599bba639c7896d7d300056ab2429baf4a1cb18416bfcb9eeda2922 |
| Publication page | 2724cc704d004cf29132d994bdc73636ffb68f7620e1fff57d38d10075e49418 |
| Manifest | dbad5d61997da35187b1002aa753baee5e2ef6be4fab3485d09e2a46cd30666c |
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 | 62j0hFXHuOxqISeOj4006nMUDZzWXICW3t2n/FxEC/rcQQvzjy6gIgxZaXnVXYru0dFdefggXGkyML15DADLCA== |
| 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
| 2026-09-17T11:02:59.084350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049844observed 2724cc704d004cf29132d994bdc73636...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:59.066980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049844/manifest.jsonobserved dbad5d61997da35187b1002aa753baee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:59.047968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049844/publication.mdobserved b7e1bc8bc599bba639c7896d7d300056...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:59.027770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049844/publication.txtobserved 1fc28a87bbb5d896312c95be3c84e651...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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