OT-2026-000007257
Publication integrity record
Vacuum cup gripper, four zone face, two stage ejector, contact triggered, vented before 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-2026-000007257) never changes.
Identity and time
| Publication number | OT-2026-000007257 · never reused |
|---|---|
| Internal UUID | 01a0a978-54ac-7553-ae20-3eb689bbdbdf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:07:10.639920Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007257 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd8d594705cb42c0d3bcac01e773a7a901a227329bb9b84f635e1405fbb90487 |
|---|---|
| Markdown | 83ec3df2803e07a0b19450928c1c71da92d660f82a439cbdf9789ebb77a7473d |
| Publication page | 962e4c382ba1bac6e5987861f7aaffd08ba9d5413cf53428fab91900df322f9c |
| Manifest | b8e100ce583016a96d0f1cf2146d106f2e45269a703712e5ca71306b5d02a910 |
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 | VQyl1KUWJo/hbHG0iAd4JG8hjDk5DuXYjA4A2iU8x6DLMHrIN1eGCm6YY2npHBrMhOaP9e23G9sB2yk1Tg1jAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:10:10.758532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007257observed 962e4c382ba1bac6e5987861f7aaffd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:10.747228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007257/manifest.jsonobserved b8e100ce583016a96d0f1cf2146d106f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:10.734559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007257/publication.mdobserved 83ec3df2803e07a0b19450928c1c71da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:10.722882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007257/publication.txtobserved dd8d594705cb42c0d3bcac01e773a7a9...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. |
|---|