OT-2026-000103504
Publication integrity record
Three bellows cup vacuum gripper, three zone face, two stage ejector, 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-2026-000103504) never changes.
Identity and time
| Publication number | OT-2026-000103504 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-7946-845e-b6ca5a95dd7e · 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-2026-000103504 |
| Status | PUBLIC |
Content hashes
| Canonical text | 440b65d8d7ae33da7e4309f7f99d8ade2930b7fd0635536b07bfd965f05ac5e6 |
|---|---|
| Markdown | 8f8660ea7a1cee8dbd5b4de851fa5adde07bebd5406a7fa9579a2864fe810020 |
| Publication page | 2c30babdc3a52baa7848a6b76489085769d39487b46a7029cc8515ddb75b1d4a |
| Manifest | 2744970f98cd90977f66ffae7d6c8af42fbf75df02ff243a90dd064d61f501a0 |
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 | zZHNEO4ttBSIr+NjK13bvGBb7M6vNmnxsam5z6KHxeaIYTzEvsbgHI18qEq8qdg0Z914Ff5YlhgMdbYzUKmlAw== |
| 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
| 2026-09-17T09:22:16.283159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103504observed 2c30babdc3a52baa7848a6b764890857...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:16.265813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103504/manifest.jsonobserved 2744970f98cd90977f66ffae7d6c8af4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:16.246672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103504/publication.mdobserved 8f8660ea7a1cee8dbd5b4de851fa5add...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:16.227984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103504/publication.txtobserved 440b65d8d7ae33da7e4309f7f99d8ade...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. |
|---|