OT-2026-000009750
Publication integrity record
Four cup vacuum gripper, four zone face, 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-2026-000009750) never changes.
Identity and time
| Publication number | OT-2026-000009750 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-7564-7436-84ed-b2ec0ec193c9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:13.151287Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009750 |
| Status | PUBLIC |
Content hashes
| Canonical text | af2ce37a32514a24cea4a73e8a126febfbbc811998d44569d143b2b211947b4d |
|---|---|
| Markdown | 7fa99ef3a45e9c25ca266ef508a6b7ff9842a36628d49893a3b2449a5b642989 |
| Publication page | fc5abc7d30b5ab69254d09699b03e86c5fa0e62a1f4e85dbe40f2cd45761c17f |
| Manifest | 61ad2445b1df3f2fb6f1f54a634342d1f815acf49df0a70bf816a0a53ba964e0 |
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 | FQntFUBBGu80hhaWvSPp/O416aNZhmLFVP1jDtMY/QaZIFZCM7KG9a8B7Ue7N8kK5zgNeYqPCvdlk0f7dGCZCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:17:15.332203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009750observed fc5abc7d30b5ab69254d09699b03e86c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:17:15.312673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009750/manifest.jsonobserved 61ad2445b1df3f2fb6f1f54a634342d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:17:15.296387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009750/publication.mdobserved 7fa99ef3a45e9c25ca266ef508a6b7ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:17:15.278455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009750/publication.txtobserved af2ce37a32514a24cea4a73e8a126feb...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. |
|---|