OT-2026-000022822
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, sustained 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-2026-000022822) never changes.
Identity and time
| Publication number | OT-2026-000022822 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7a1f-bf37-6ba0b7366a4c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022822 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83e4ec9d6611bf792bcc61ad29186b15918b8cdd98bf815b298273aaf079e77d |
|---|---|
| Markdown | 3718de50b32891a89bc17e8e067de763ba943503068d93db2a35b3a1e4ef1a86 |
| Publication page | d232678884dfad36658e40d8431209d92d826332ece19f75a97134d448f7551b |
| Manifest | 4075fa35d9a347445492eb93f02d730394290a0af5dd8a61dddfa76a2381dd4b |
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 | 9KuWn7SajYNRFzHC4pLb6OFLTQczociZnlJ3GaQRUDDcH3QcoRw4i6IV0QHlHrV1GGJ8XjPdYR4srxPh/c9gBg== |
| 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
| 2026-09-17T11:52:21.137639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022822observed d232678884dfad36658e40d8431209d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:21.116550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022822/manifest.jsonobserved 4075fa35d9a347445492eb93f02d7303...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:21.097381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022822/publication.mdobserved 3718de50b32891a89bc17e8e067de763...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:21.079092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022822/publication.txtobserved 83e4ec9d6611bf792bcc61ad29186b15...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. |
|---|