OT-2026-000042988
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off after set-down
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-2026-000042988) never changes.
Identity and time
| Publication number | OT-2026-000042988 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-3277-7e3e-915b-b53989c638cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042988 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80737581ce40262140428929ac24861d693257ea83e76d4594067d2410b54f6e |
|---|---|
| Markdown | 874922dfb2bf3400bca4271cacb5f68106da7b30e754d305b46dc44f88ddab01 |
| Publication page | c9dcb5627aaea310483e30ccc0107b223898abf6e006085e82f5cbe640142678 |
| Manifest | 8ed16513c8a4c7b1e18bf850618f5cc4ccd4f45e3a8dbb0044fc71694627c834 |
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 | 9sANffN2+KD/bnDl3jG6YGGhhWUQWqhXOG3Wp7D6z2Z7rWqC5v1w+FAhBLFaKfGAxjll0VKwtW/FubyZ8vwsAw== |
| 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
| 2026-09-17T11:13:17.562018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042988observed c9dcb5627aaea310483e30ccc0107b22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:17.543527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042988/manifest.jsonobserved 8ed16513c8a4c7b1e18bf850618f5cc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:17.524568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042988/publication.mdobserved 874922dfb2bf3400bca4271cacb5f681...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:17.507360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042988/publication.txtobserved 80737581ce40262140428929ac24861d...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. |
|---|