OT-2026-000100231
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000100231) never changes.
Identity and time
| Publication number | OT-2026-000100231 · never reused |
|---|---|
| Internal UUID | 01a0aea3-3053-74de-8bfc-212664161754 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:05.469356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100231 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6bf586551baa05d8458a27e2d612ee9f4a8921b6eb7ecd21e6abc5a522df8dd |
|---|---|
| Markdown | 4f19e2156ac5e0968affd7be3a19c8507070c4ec9218782a16f9d3dc482f9fb5 |
| Publication page | b2f9ab590cf996debb45b04c3ff26c17bf45c8c15f6d4957e977cb2a07b6788c |
| Manifest | 891d527cfe951f00c7a4a6d15a3e13169ec3de369520bd7cf5348c9734978677 |
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 | wPpvub8EBL2JlghHXpFzZBrcaisJ4ua0BhSyh4ie5CL39dhOBCBFCUEnvwh1FDHTlQEObzeKAvz7UrCeliDRBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:28:01.632025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100231observed b2f9ab590cf996debb45b04c3ff26c17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:28:01.614102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100231/manifest.jsonobserved 891d527cfe951f00c7a4a6d15a3e1316...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:01.594765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100231/publication.mdobserved 4f19e2156ac5e0968affd7be3a19c850...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:01.573856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100231/publication.txtobserved c6bf586551baa05d8458a27e2d612ee9...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. |
|---|