OT-2026-000081043
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, sustained 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-2026-000081043) never changes.
Identity and time
| Publication number | OT-2026-000081043 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b976-7b3e-b883-9d0febc5742c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081043 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc9aed032c47dc2f30b0641e6338c82e78652ee26d9f5b0db35672207046e8b4 |
|---|---|
| Markdown | eeb8607a3fad68b6a970b4ea4055178273a41cf6ecaed94c995bc2c063e5632e |
| Publication page | e41b14fdc1950d68807cb317a2e5e43bc0e14e49f80c3de94fc068f35d1e7a84 |
| Manifest | a3ea4ee885d36fe54f29df23ce129ff46b6d2423b96a4a6a9aaa58ee7e28ff24 |
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 | VLl84Wc8DHuPo9pIsT7Qct9duSaBipzjWOgnF8sfXMZ4umL0IYGvT7Q6DSQnIBkMu5jIc1XCdA1H+7GytDU8Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:02:20.129679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081043observed e41b14fdc1950d68807cb317a2e5e43b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:20.113255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081043/manifest.jsonobserved a3ea4ee885d36fe54f29df23ce129ff4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:20.095384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081043/publication.mdobserved eeb8607a3fad68b6a970b4ea40551782...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:20.078505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081043/publication.txtobserved bc9aed032c47dc2f30b0641e6338c82e...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. |
|---|