OT-2026-000019550
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000019550) never changes.
Identity and time
| Publication number | OT-2026-000019550 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-7e65-8b3a-5bb073884901 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019550 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9efe7d620ef612a23508cdb348000ed1984b06b0b44ab1d03e26022b646f4461 |
|---|---|
| Markdown | 125c2f284c01f278c12794e46e894e4946dd522134674f81a4e7f3ebd0d42e9c |
| Publication page | 4efb8418415c1bd219ff38691a891e609f18e99483ef14172628bd130090396a |
| Manifest | c41881316e165dd1bd83cec43c3f58992ed9c7e301d12201a199ede6efe2fe50 |
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 | f02nQvKMyia/nBxUOwJP5foW3qGCxDLeVCf/PIcuW8fzHqRgpmYJ0xDna6aYT0Hg7JLBFwZ/mj1EYSSfTywjBQ== |
| 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
| 2026-09-17T11:58:59.538405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019550observed 4efb8418415c1bd219ff38691a891e60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:59.521553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019550/manifest.jsonobserved c41881316e165dd1bd83cec43c3f5899...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:59.503303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019550/publication.mdobserved 125c2f284c01f278c12794e46e894e49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:59.485383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019550/publication.txtobserved 9efe7d620ef612a23508cdb348000ed1...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. |
|---|