OT-2026-000013152
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000013152) never changes.
Identity and time
| Publication number | OT-2026-000013152 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-7f2c-9bf1-2e74b65e7030 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013152 |
| Status | PUBLIC |
Content hashes
| Canonical text | 281f353cd4f9d3aad948a623ba35d93cd197776dce2f4d7f81620afbe615f414 |
|---|---|
| Markdown | 8a088468d2263e699a5bda99e1b6ddf26af17e00ecb429ad93e284e44b0e9eeb |
| Publication page | a859bdda34007aa22fbe82b9e667e30695dbbdde21a396adcc2dbb23f3a5fd64 |
| Manifest | 346ef36d2ec009a2ca9d9c36225fd310a3763de04830105d257d27210f70f8bd |
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 | Si31hgTQ/gCcnod9qSLtevZcG1te9DO9z61OX3DEjiC4ABlFmsXr1jdNI8MD9az18L/PdvRkmcSB7kdMqgFXDQ== |
| 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
| 2026-09-17T12:09:31.168437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013152observed a859bdda34007aa22fbe82b9e667e306...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:31.148230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013152/manifest.jsonobserved 346ef36d2ec009a2ca9d9c36225fd310...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:31.130775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013152/publication.mdobserved 8a088468d2263e699a5bda99e1b6ddf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:31.110141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013152/publication.txtobserved 281f353cd4f9d3aad948a623ba35d93c...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. |
|---|