OT-2026-000083187
Publication integrity record
Two cup vacuum gripper, two zone face, 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-2026-000083187) never changes.
Identity and time
| Publication number | OT-2026-000083187 · never reused |
|---|---|
| Internal UUID | 01a0ae97-c963-7e89-8a77-43f080b2e0a6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:38.321156Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083187 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5967fed918779668738ce78447ef38d88d7776ec0e798abcf5220bb38fd31a3c |
|---|---|
| Markdown | 379387a34093d5864d8f322ea1c21e4779311043caa77a67ae6b1360135db5d7 |
| Publication page | 37285e61d8ac162304c4474a96da778cd529ea386135cb9a56653b1a54cf0fe0 |
| Manifest | c33fa54563bec8f0c283ceb46e4b308484c63932c7da88a399c78f396c1b0d08 |
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 | 3KAkuC94rd6Q6fbRSPZZzUzrS383YwQT+I9pApb8BzGdsesfLcpHByjlcVAetUWAL2FDdV8FtoMiZT3V8RKVBQ== |
| 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
| 2026-09-17T09:01:00.341003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083187observed 37285e61d8ac162304c4474a96da778c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:01:00.322517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083187/manifest.jsonobserved c33fa54563bec8f0c283ceb46e4b3084...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:01:00.178425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083187/publication.mdobserved 379387a34093d5864d8f322ea1c21e47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:01:00.159779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083187/publication.txtobserved 5967fed918779668738ce78447ef38d8...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. |
|---|