OT-2026-000103577
Publication integrity record
Three cup vacuum gripper, three zone face, pump fed, 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-2026-000103577) never changes.
Identity and time
| Publication number | OT-2026-000103577 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-7c69-a484-c86d407d0c82 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103577 |
| Status | PUBLIC |
Content hashes
| Canonical text | a2ef04baa7ccef4e62a4420b3ecbf12fb8918e01c71e6512e4a96c0ca6d8d9ab |
|---|---|
| Markdown | 5859ecc8dcb097314dc76bf5ae57810f49f66074ebab78be81e30b881d3fdd94 |
| Publication page | 457e20546ca5dce1d8a2ad26a1863d765e657387c60dfae890e2ddaf5d360b19 |
| Manifest | 0b82cc20d167344c5e6711da0a25ab254ea222b7960b718b664a0f5d3ae36dd7 |
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 | 0ewukyINgOt/56vNkkOohk9FzU4hsxJ/J42vqDIwPQX+JO23tLWiqj/l++1x6UctTztU9ETpvbzJKTKK7CwnDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:21.704425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103577observed 457e20546ca5dce1d8a2ad26a1863d76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:21.686391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103577/manifest.jsonobserved 0b82cc20d167344c5e6711da0a25ab25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.667437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103577/publication.mdobserved 5859ecc8dcb097314dc76bf5ae57810f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.651194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103577/publication.txtobserved a2ef04baa7ccef4e62a4420b3ecbf12f...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. |
|---|