OT-2026-000005677
Publication integrity record
Vacuum cup gripper, two zone face, plant vacuum fed, vented after set down, polyurethane cups
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-2026-000005677) never changes.
Identity and time
| Publication number | OT-2026-000005677 · never reused |
|---|---|
| Internal UUID | 01a0a941-186d-73cb-aa78-db02483bd9f5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:06:50.736486Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005677 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46b7fb7c856e967d4076d8eae9bc0b3416bbebbcd4781d4b2424d9f5028fa4a5 |
|---|---|
| Markdown | dc401b83fce41be03ef1653abf182faee1ec6fb0024a1a34653ecef6478f7690 |
| Publication page | 7a342ba351cf992b677ebdf52905066db83c62e3ba8ebd2cb14c84264c644902 |
| Manifest | a18f03d356a240be98f6f425bb508c45c03f2e079e25f8177cf9bb356b88b681 |
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 | 4Ih0Ia7vTNR40ZRODoYSRF2K75pRN4vEtIXLqeRlqvpKKKeYVxskhYX5zxANYGUWm6WTDubcxhwmCVPks6doBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:12.955323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005677observed 7a342ba351cf992b677ebdf52905066d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:12.939201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005677/manifest.jsonobserved a18f03d356a240be98f6f425bb508c45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:12.925662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005677/publication.mdobserved dc401b83fce41be03ef1653abf182fae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:12.911700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005677/publication.txtobserved 46b7fb7c856e967d4076d8eae9bc0b34...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. |
|---|