OT-2026-000097415
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000097415) never changes.
Identity and time
| Publication number | OT-2026-000097415 · never reused |
|---|---|
| Internal UUID | 01a0aea1-55b2-7e28-9d1e-fdbf849fa29d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:10:04.087778Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000097415 |
| Status | PUBLIC |
Content hashes
| Canonical text | c491632c23f8663050871b722a61c104b40974abe19e99dc51c2c2789b4fbbb1 |
|---|---|
| Markdown | fb62b3d9d7af1ab065558e94caf0d0d9d182898dc5ae73a00c1cefda1b4c0ec4 |
| Publication page | 34397748f71998cde70510df3d31c5c89334c7a28ab82ffd8d8d2a8d63c95f73 |
| Manifest | 280eb7be4542287aa40d02fc262474282a9fdc942a60140937690ef3985a06d8 |
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 | s/p56B4W2pPfbPEn1pnwHHvzj+ckBUyoLQnXDQ1uqQotO0imcNeviu+QPUXTu5MD0U3QBBPmdJgzcSefFhTJBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:33:15.983656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097415observed 34397748f71998cde70510df3d31c5c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:33:15.955673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097415/manifest.jsonobserved 280eb7be4542287aa40d02fc26247428...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:33:15.939394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097415/publication.mdobserved fb62b3d9d7af1ab065558e94caf0d0d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:33:15.917970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097415/publication.txtobserved c491632c23f8663050871b722a61c104...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. |
|---|