OT-2026-000075803
Publication integrity record
Two cup vacuum gripper, two zone face, pump fed, pressure sensor per zone, 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-2026-000075803) never changes.
Identity and time
| Publication number | OT-2026-000075803 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7fc2-8f21-a092ab09a52f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075803 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b5a2b93e94145c812b99cec09501173c290338dfc586a194afae9f6bf08b481 |
|---|---|
| Markdown | 4fff7ce5a5ff1ab42c6c096b66da577e7640e3105a3b1704290e09fbd818e648 |
| Publication page | 4a816b43fcd70325172827251727ef17ff07a05b871d261a913955f3e1c4b821 |
| Manifest | b96043ea63dfabd5782597bb967f72e653a42bd3fcf78092e6e49ac7d5ea2a28 |
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 | /09w6TZf9IJFcslcL8aTFrIAq2TPRjbR0vznRL85bNcJ4U7Kl/7LCZYHm6QSlc7Fqxn2FY5UakgLefFJj7+cAA== |
| 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
| 2026-09-17T10:14:18.024345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075803observed 4a816b43fcd70325172827251727ef17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:18.006838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075803/manifest.jsonobserved b96043ea63dfabd5782597bb967f72e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:17.801682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075803/publication.mdobserved 4fff7ce5a5ff1ab42c6c096b66da577e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:17.782008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075803/publication.txtobserved 3b5a2b93e94145c812b99cec09501173...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. |
|---|