OT-2026-000018900
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000018900) never changes.
Identity and time
| Publication number | OT-2026-000018900 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-761a-a1e1-fa0e72286e63 · 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-2026-000018900 |
| Status | PUBLIC |
Content hashes
| Canonical text | c966ee0a282c6bb97195193202354e1e594ea1d4ea983c683b8d2ced76d7a94f |
|---|---|
| Markdown | 7408a53c3c0e8a9009faf422a1093bdabe4cf73a2aca38719f3aefef6935d358 |
| Publication page | 58f6709f31c985cfdc7fe6e224bd98482c8a871985bd73465d55bde71c65743d |
| Manifest | 36dd3b11e22231c216567c20507f1963751faea31195b6a3ba6675a8a12949a8 |
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 | OvsSRfR2j9Ndcrw3Tg01Xisd2JP0sAiEaZa4p59fs/5KN0rKRP+6iD3iFwCycvq4K+87BoZNfM5yBmESOGXADA== |
| 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
| 2026-09-17T11:59:33.441266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018900observed 58f6709f31c985cfdc7fe6e224bd9848...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:33.422659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018900/manifest.jsonobserved 36dd3b11e22231c216567c20507f1963...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:33.404345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018900/publication.mdobserved 7408a53c3c0e8a9009faf422a1093bda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:33.385276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018900/publication.txtobserved c966ee0a282c6bb97195193202354e1e...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. |
|---|