OT-2026-000088247
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000088247) never changes.
Identity and time
| Publication number | OT-2026-000088247 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa9-7854-9c8e-52d69faf47bd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000088247 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5757e10e6b4bba223c8db27c3c9bb0803961adfcf4c0e4f120746192d8baeec0 |
|---|---|
| Markdown | 81bc58cec279cfe6bc199fe0c974d6e16f9bf9f5cc4e1d00a60cd8d230a05ba8 |
| Publication page | 4c167c47f1daeb9455be9cbc44b92f0d5f44cca4f45f96e4d21491f9ecef8a63 |
| Manifest | 523549981c2f8624b2931328f9725e13b2e1f989913f21dd70c9851c58fa6f5b |
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 | kKOgC21riHo7O4KFzIZvFY8nCXhykvmn0/Yu2rnL+ctfxq+8ZzLKcvSrCf4bdPcRjZDpESCJX7tadVH/iMH0Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:21.191819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088247observed 4c167c47f1daeb9455be9cbc44b92f0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:21.170014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088247/manifest.jsonobserved 523549981c2f8624b2931328f9725e13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.149859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088247/publication.mdobserved 81bc58cec279cfe6bc199fe0c974d6e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.132370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088247/publication.txtobserved 5757e10e6b4bba223c8db27c3c9bb080...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:20.803107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088247observed 4c167c47f1daeb9455be9cbc44b92f0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:20.782049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088247/manifest.jsonobserved 523549981c2f8624b2931328f9725e13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:20.762913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088247/publication.mdobserved 81bc58cec279cfe6bc199fe0c974d6e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:20.744735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088247/publication.txtobserved 5757e10e6b4bba223c8db27c3c9bb080...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. |
|---|