OT-2026-000047747
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000047747) never changes.
Identity and time
| Publication number | OT-2026-000047747 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c420-753d-a002-b79bba21d320 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047747 |
| Status | PUBLIC |
Content hashes
| Canonical text | 147e23b7c105227388be52efd6fe18f18669626d9b1d50ab11cd27d682734a55 |
|---|---|
| Markdown | cd9dbd4004aa8bf56e318e9ac26f0b18283005ee3eeff195eb6056ece2ffad96 |
| Publication page | d56fdec17797db56f1dc1fbc4cf935f54a2eaa423a2bcda886f6b6f7329a1b8c |
| Manifest | 0a2dc03ef63eb1537e91aad815907e3aed46bd871478ae0aa08e6bd0e525368d |
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 | dJY7ZVDpogOd/RAW5sZ9BdOmeW8/4F/alpQn5uiBLwSfDYWCZxL4l5EwltwSQIycM1rAciEcb/Ccmn0ePzpZDA== |
| 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
| 2026-09-17T11:05:37.669984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047747observed d56fdec17797db56f1dc1fbc4cf935f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:37.650063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047747/manifest.jsonobserved 0a2dc03ef63eb1537e91aad815907e3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:37.630280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047747/publication.mdobserved cd9dbd4004aa8bf56e318e9ac26f0b18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:37.610888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047747/publication.txtobserved 147e23b7c105227388be52efd6fe18f1...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. |
|---|