OT-2026-000030055
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000030055) never changes.
Identity and time
| Publication number | OT-2026-000030055 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac4a-7eb6-b847-e60c1e5a7154 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030055 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8250aacac4fafc896adc1d8d2fb42f84f6304ac58239fc1afa15ad1dd0ddb81d |
|---|---|
| Markdown | 037eeb3322b1e3ed7b5cf13a725f62d39ac7929980f1a2971cdc8b8c3a62f4e1 |
| Publication page | 6a6bce5a1c850f97dde1a48a9ece572533b3fe4214530a186ffc975758654d21 |
| Manifest | 1c95b5243adac195cd21f14014c77a746251db1e04648a3d08129260628ecfbc |
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 | XDpyItfxXAe1TtzQEqACE+r4EYLAfCBRqOG9k5sDTG+i6jaTEMz19W8ubOAzQVwyc5zdB7iLe+Bj83jP8YzLCg== |
| 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
| 2026-09-17T11:38:47.732926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030055observed 6a6bce5a1c850f97dde1a48a9ece5725...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:47.712821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030055/manifest.jsonobserved 1c95b5243adac195cd21f14014c77a74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:47.697512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030055/publication.mdobserved 037eeb3322b1e3ed7b5cf13a725f62d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:47.679410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030055/publication.txtobserved 8250aacac4fafc896adc1d8d2fb42f84...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. |
|---|