OT-2026-000009554
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, 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-2026-000009554) never changes.
Identity and time
| Publication number | OT-2026-000009554 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-7563-7e38-b89f-7c017db6db75 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:13.151287Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009554 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e2bb3de94d9be951bf902d7b613dd08d9502ce6418c3f930243a265f91073b5 |
|---|---|
| Markdown | ecdf5cba6127ab50e6a25ae32df357bf6bb6e342d89b32d04747f3ab9f76b9ab |
| Publication page | 560f7f45e560f5075f8cac1cdfba930a8cb60f9ee915e1540e8acd4c7d22c1e3 |
| Manifest | 9b0c106165736b8522af4e6ab5a9a84c340c5ae88b5bb45e13195a327cde7798 |
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 | GjrHSSuj7nzUV2Afl/JpawKhpx/9eCSgpy+WnFmDBU7Dmy3Igcnzaktny8xod5BVceyguTE0tdMZ6e9iKnj1Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:16:58.949727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009554observed 560f7f45e560f5075f8cac1cdfba930a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:16:58.930374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009554/manifest.jsonobserved 9b0c106165736b8522af4e6ab5a9a84c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:58.909923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009554/publication.mdobserved ecdf5cba6127ab50e6a25ae32df357bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:58.890179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009554/publication.txtobserved 4e2bb3de94d9be951bf902d7b613dd08...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. |
|---|