OT-2026-000081222
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, vented after 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-2026-000081222) never changes.
Identity and time
| Publication number | OT-2026-000081222 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f373-7288-b6bb-cb4f33c30399 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081222 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7611db205d1d5ee9916c01b24ea1c3433fb892334979cd3d43e416dbed2dd6e2 |
|---|---|
| Markdown | bcfabfa714b66cfdeced2f3c6ea68d0d68767fd31da529b1e3e389ceec0f7445 |
| Publication page | 057d086f043d1ef0be3f4752ae9ada008a3efb93f7e7f318181d2fd307814fc2 |
| Manifest | 52549196d4907ed4646c4bec2bca9f1a0dc7d0033de74e5b80f44e8ffd1bd53e |
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 | siMSDs7gvLKgmc1BV/wANwrE3wE8Px7nqHoiDStnk/5bvGUfOO+M6czeJt4DHHVGEIIqPFyBXK37Ry0ILi0NDw== |
| 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
| 2026-09-17T10:01:18.327492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081222observed 057d086f043d1ef0be3f4752ae9ada00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:18.309525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081222/manifest.jsonobserved 52549196d4907ed4646c4bec2bca9f1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:18.291355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081222/publication.mdobserved bcfabfa714b66cfdeced2f3c6ea68d0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:18.270136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081222/publication.txtobserved 7611db205d1d5ee9916c01b24ea1c343...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. |
|---|