OT-2026-000019434
Publication integrity record
Foam pad vacuum gripper, two stage ejector, 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-2026-000019434) never changes.
Identity and time
| Publication number | OT-2026-000019434 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-70d4-bce2-3a4c626c67a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019434 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21ceb1789c707c8644ccf96689e3a48bc0d3ae631c9b59af344bfa399b5f2cd5 |
|---|---|
| Markdown | 876f409fcac368dfb2b38aff286800b7a75489a68ee8d5e45014dedc530996f8 |
| Publication page | 54a493060ba8940caf507345cbd9538d0f1818b173547dcb08cdc09461790b47 |
| Manifest | afa93a65fd3c2b90286e13c269dd262c6d61aa142145f86d407098c6336732ae |
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 | t4AARpNMOfpLb2ojrI6ZhkdKNXh3/pWzI2homokgDDExDGWYhl41Oiaw1VXIl6aqPmQJlPRVCtzMwsxzJxuADg== |
| 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
| 2026-09-17T11:58:49.792040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019434observed 54a493060ba8940caf507345cbd9538d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:49.775608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019434/manifest.jsonobserved afa93a65fd3c2b90286e13c269dd262c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:49.758346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019434/publication.mdobserved 876f409fcac368dfb2b38aff286800b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:49.739708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019434/publication.txtobserved 21ceb1789c707c8644ccf96689e3a48b...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. |
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