OT-2026-000086544
Publication integrity record
Four cup vacuum gripper, four zone face, 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-2026-000086544) never changes.
Identity and time
| Publication number | OT-2026-000086544 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-2c98-73be-a7aa-9e080c23dec5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:14.823225Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000086544 |
| Status | PUBLIC |
Content hashes
| Canonical text | 259dee753f0ce5937d660a0fd5fb309f4441344cfb6867b65cbd3def29b8d7ca |
|---|---|
| Markdown | c22c5ed37394b079a8012ff8234ce5096fe23bfdb23f7efe62d38f937b4d2d54 |
| Publication page | 39cd16cb52571e7ce4b0df9b1ae35012092f8dcbf3d03d13c444f2b68d3d5b5a |
| Manifest | b6f327e00cfea9d5c7b841db46e178c68eeb01f0f943db324a4d5cdb63dc4b07 |
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 | IEHGeu3V72ZSPoFrAEN0jnEQfNizTJ/Wqjr6gJhAhMfoH4y75arnEe7v4J3pEssxqg6M1zgPYO4gHLCrm7KUBg== |
| 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
| 2026-09-17T09:52:22.317232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086544observed 39cd16cb52571e7ce4b0df9b1ae35012...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:52:22.299044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086544/manifest.jsonobserved b6f327e00cfea9d5c7b841db46e178c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:52:22.281868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086544/publication.mdobserved c22c5ed37394b079a8012ff8234ce509...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:52:22.265524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086544/publication.txtobserved 259dee753f0ce5937d660a0fd5fb309f...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. |
|---|