OT-2026-000005150
Publication integrity record
Vacuum cup gripper, two zone face, common isolation valve, pump fed, pressure verified
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-2026-000005150) never changes.
Identity and time
| Publication number | OT-2026-000005150 · never reused |
|---|---|
| Internal UUID | 01a0a92f-7a8c-7db0-9a26-0a21f95350bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:47:36.207768Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005150 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8bd8dfeb8767ab80333610e0594462ec7bada8073a7f604a7f5507a08bb8b876 |
|---|---|
| Markdown | 47a74086b91d17cf3ca1c293b6aecac621e36a16ed5734bb887163d1a1a7e820 |
| Publication page | 74982ed22ab4367434bdd550cca18f3aeb7c43befa7502c4025b2cc249669a28 |
| Manifest | c3fbe7dc1cb3ec83a526d060f63be551b8d89e901d7de4842f5ff7cff48c4712 |
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 | y2Lb3XeqdIfpgGm2KAYtTvtYTPRitnID8DG6RLpR8k19qMb+QLON/yvpffXIdye8rdxLFiNkleBAXIgCT5IbAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:09.950669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005150observed 74982ed22ab4367434bdd550cca18f3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:09.937385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005150/manifest.jsonobserved c3fbe7dc1cb3ec83a526d060f63be551...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:09.924520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005150/publication.mdobserved 47a74086b91d17cf3ca1c293b6aecac6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:09.909687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005150/publication.txtobserved 8bd8dfeb8767ab80333610e0594462ec...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. |
|---|