OT-2026-000100643
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000100643) never changes.
Identity and time
| Publication number | OT-2026-000100643 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66f3-729f-90a5-4f89127bafdc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100643 |
| Status | PUBLIC |
Content hashes
| Canonical text | d5e60fa2e8f76b52039a0aae3b1b7792fb5af174d06f405ef626b54cb15bf1a2 |
|---|---|
| Markdown | 1b67c2defc91edec5b8f48d25d70a5cce594e1920de70d09f11843aa5eff4a6a |
| Publication page | dd8477edd98cd9f78b99e981fe0f2cb464951d2d2c5b533bf602b62ebc99b6c8 |
| Manifest | c6593fdd3d5bc46abc523d8336fec38235a1f901105967313b8c472f30bad665 |
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 | wlGUsU4Dl6XSnXyeZZCL2y23bJqwBgS4yk34n7qYqbmQQZkwd9/2aZ5k394uUPZ9AByL6lSYzsJK2mny/X+RDQ== |
| 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
| 2026-09-17T09:27:26.840416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100643observed dd8477edd98cd9f78b99e981fe0f2cb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:26.821394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100643/manifest.jsonobserved c6593fdd3d5bc46abc523d8336fec382...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:26.803499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100643/publication.mdobserved 1b67c2defc91edec5b8f48d25d70a5cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:26.759457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100643/publication.txtobserved d5e60fa2e8f76b52039a0aae3b1b7792...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. |
|---|