OT-2026-000087951
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000087951) never changes.
Identity and time
| Publication number | OT-2026-000087951 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa6-7b02-8650-ed70f781b5b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087951 |
| Status | PUBLIC |
Content hashes
| Canonical text | e4e620af751d2017241ad193df40bd37cd6a0cf3ca1746bc5de27d0c0eb20cad |
|---|---|
| Markdown | 5df1158a46874f2775c28628150fa63bacfd9cb965f2bad0d266851b2dc7d13a |
| Publication page | c5548b41c3b03ab3221f364ad67afa9f51c5240972845b5b9d8749e7c6dd4dc3 |
| Manifest | 72605c0481f0f938e6b6853e8021bc37e1e4624e495ca2aca13b011ab5a3345d |
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 | 6P6PglFFU2A35PVzcv+HaD5kmlIhDuFI/oY2zXC8/tb2n7k5ZtDOxCeSJqmoRDYnWOiMnSx+IMDwXDwYxVmBCA== |
| 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
| 2026-09-17T09:49:14.331947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087951observed c5548b41c3b03ab3221f364ad67afa9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:14.313598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087951/manifest.jsonobserved 72605c0481f0f938e6b6853e8021bc37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:14.295408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087951/publication.mdobserved 5df1158a46874f2775c28628150fa63b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:14.273562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087951/publication.txtobserved e4e620af751d2017241ad193df40bd37...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. |
|---|