OT-2026-000027743
Publication integrity record
Four cup vacuum gripper, four zone face, plant vacuum fed, pulsed 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-2026-000027743) never changes.
Identity and time
| Publication number | OT-2026-000027743 · never reused |
|---|---|
| Internal UUID | 01a0ae72-699a-7650-95e0-89b0ccdd7eaa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027743 |
| Status | PUBLIC |
Content hashes
| Canonical text | d1df2cf9f83267b2a8b971b5606f70baaa16dce981c7586e8b06fb76e3810632 |
|---|---|
| Markdown | c060b79707d8d05ed2b9bb4db7ad9a7c6327c7049c2c3dfe11f8b08b795378cf |
| Publication page | 8500e6ee5006bfb30add689747020174f42a3069545f207963d99a50f845cb41 |
| Manifest | 41396b4212f4c992d5d54d697fddaeea61612d67e3ab0656ec4f459e2be06c11 |
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 | W+/khlGaqR+zp34j4tQtFGfN2YhKQfGiJaOTM8BPhhw0kwb6U6Ov6sawaojF7A169oJ8sjshOiPvRQ82o0hBDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:43:18.242458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027743observed 8500e6ee5006bfb30add689747020174...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:18.227014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027743/manifest.jsonobserved 41396b4212f4c992d5d54d697fddaeea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:18.209951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027743/publication.mdobserved c060b79707d8d05ed2b9bb4db7ad9a7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:18.193037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027743/publication.txtobserved d1df2cf9f83267b2a8b971b5606f70ba...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. |
|---|