OT-2026-000055639
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000055639) never changes.
Identity and time
| Publication number | OT-2026-000055639 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a103-7ec7-a285-fbe2b10eb37d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055639 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3dd23856da81f86dfbed2daa94713f88bf4f9d120d207c47edba91f84c16a420 |
|---|---|
| Markdown | 7c1da2eb1c3a15640cb056307bec195f3bd9f0a1e0af83a5407ecb7d278016e2 |
| Publication page | e32e4a9eea9ff23324f6adb5fb42879db65cf245b0cbfe02095acba8df916e2a |
| Manifest | 5b28fd2e427137b98f959c9ae74a03b3bb301be472d23368fd7706cba5a19d7b |
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 | Kj5JIvOfYluL7KohJOqb/Lf0N9ob+B/PI889CJLt1YCvn6jD141yor0AaxiFWWLEkcWxLGFZ9DMUhnJbz4CBCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:52:53.515922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055639observed e32e4a9eea9ff23324f6adb5fb42879d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:53.496564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055639/manifest.jsonobserved 5b28fd2e427137b98f959c9ae74a03b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:53.476694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055639/publication.mdobserved 7c1da2eb1c3a15640cb056307bec195f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:53.457756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055639/publication.txtobserved 3dd23856da81f86dfbed2daa94713f88...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. |
|---|