OT-2026-000006547
Publication integrity record
Porous face vacuum gripper, three zone face, per zone isolation, three stage ejector, open cell
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-2026-000006547) never changes.
Identity and time
| Publication number | OT-2026-000006547 · never reused |
|---|---|
| Internal UUID | 01a0a95f-016a-7d16-8820-e7015c268b57 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:39:30.926081Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006547 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f4fe4e600ec7545da3d403eb2a3da4d15d1630092e4d39af1a361c74e409846 |
|---|---|
| Markdown | c8dd56a59e301941c7e69ef844fa001626d298e3cf85bfb829d3f506fa221cf7 |
| Publication page | 0cbbc581ecee411b4ac02abc0f916ebff3e2cd8f0f332ac180c33ee68bf10bc2 |
| Manifest | b4d9dd5ff2fa0f09dde24197dc18794d195c224abdd775af6e2cbbbe9a952034 |
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 | ud+CYQRTmje2j+0VMON8xFpDTHFii7JgQCZ6Z1j9hOdH6U/gto6dMr6R1frAiIORSp/mtA/i4qVhJf8RSEwoDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:04.483403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006547observed 0cbbc581ecee411b4ac02abc0f916ebf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:04.470501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006547/manifest.jsonobserved b4d9dd5ff2fa0f09dde24197dc18794d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:04.456387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006547/publication.mdobserved c8dd56a59e301941c7e69ef844fa0016...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:04.441594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006547/publication.txtobserved 5f4fe4e600ec7545da3d403eb2a3da4d...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. |
|---|