OT-2026-000043540
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000043540) never changes.
Identity and time
| Publication number | OT-2026-000043540 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92cf-7b72-a4d2-01501e9d2e96 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043540 |
| Status | PUBLIC |
Content hashes
| Canonical text | b7426688ebd1d9039fca30f972cf3f6caf513b7ad3a9eea9c7416a23105af062 |
|---|---|
| Markdown | 3f1be4543c693ca182a09750ae534b386bb8e7082cf90058c5e5f45daa2da251 |
| Publication page | 872571eea9c9539425e5829306c639af49cb163f6405603f68dcf05eb2ef8410 |
| Manifest | 59467fd40cecf82d56868b18054581845a974f31709b7a3f3f724fb97011dc10 |
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 | NzckxGqhI0iJ5KegtIw3stt8ofTmTrgz93aNI3GHqefAbS6zCkqVMN+pEePxuywkQR+Db6IJFQENQ1yWLftPDg== |
| 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
| 2026-09-17T11:12:55.424962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043540observed 872571eea9c9539425e5829306c639af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:55.398897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043540/manifest.jsonobserved 59467fd40cecf82d56868b1805458184...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:55.378405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043540/publication.mdobserved 3f1be4543c693ca182a09750ae534b38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:55.300865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043540/publication.txtobserved b7426688ebd1d9039fca30f972cf3f6c...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. |
|---|