OT-2026-000055735
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump 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-2026-000055735) never changes.
Identity and time
| Publication number | OT-2026-000055735 · never reused |
|---|---|
| Internal UUID | 01a0ae87-09ca-758d-ae01-0af9f2ac3f5f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055735 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3551dd6477e84bbdb484a570c74420fc3540d3a22f975d74b7fcea022ca348d2 |
|---|---|
| Markdown | dcaf35efba64b5a2d50d9d3e0d1f4df55a337d288d5f0feb1a1b6b9f05be5d16 |
| Publication page | 4f8963fb9ab5a1ef32204ece0a6d08b64b47d2f52742267162d110137189976c |
| Manifest | e7f934ada8f8066c7d3a323f474f9cdf4cf64a48cc818d239524127a087fa035 |
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 | Q39z/f3BU92hTW64wxY/CxvjSQQmdm5nGd4y5rrNr9gNtTM89HDrSZkpjrimg2zf453kL45l3PR7u2EU8otYDg== |
| 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
| 2026-09-17T10:51:04.831357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055735observed 4f8963fb9ab5a1ef32204ece0a6d08b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:04.813559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055735/manifest.jsonobserved e7f934ada8f8066c7d3a323f474f9cdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:04.796118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055735/publication.mdobserved dcaf35efba64b5a2d50d9d3e0d1f4df5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:04.777552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055735/publication.txtobserved 3551dd6477e84bbdb484a570c74420fc...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. |
|---|