OT-2026-000049232
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000049232) never changes.
Identity and time
| Publication number | OT-2026-000049232 · never reused |
|---|---|
| Internal UUID | 01a0ae81-134f-7bcd-9cb4-7ef50c209ab8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049232 |
| Status | PUBLIC |
Content hashes
| Canonical text | b4667ecc86e822c9a91a612884e66fd9deff72c8e6a2d6a51c11d9109b0e8dd0 |
|---|---|
| Markdown | 98f033d293fda790acea215288846fc2f2d9f3c3db329d98440a250c9f6c2bb0 |
| Publication page | aba2ab7c6ce821149f00cdfb656694bef3a299113ee403423cda188932cc590a |
| Manifest | 397d986b6a91f4f24969a8beec58e34ad902b3f374c6f8efcc1c4cff5118f16c |
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 | KDZbQg7cchUxnzjOSc4YYOCSYFYkMEWV8OCLgwo/hDYCNt/kUAwP7IhDNzmv0FxCJfCFzHcqjnVVEMBa8T6MBg== |
| 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
| 2026-09-17T11:04:03.434881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049232observed aba2ab7c6ce821149f00cdfb656694be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:03.416063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049232/manifest.jsonobserved 397d986b6a91f4f24969a8beec58e34a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:03.399090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049232/publication.mdobserved 98f033d293fda790acea215288846fc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:03.381562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049232/publication.txtobserved b4667ecc86e822c9a91a612884e66fd9...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. |
|---|