OT-2026-000027021
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000027021) never changes.
Identity and time
| Publication number | OT-2026-000027021 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3453-7195-a717-4c880b44d417 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027021 |
| Status | PUBLIC |
Content hashes
| Canonical text | df857f2123864617d80bb8d22d3766208a58cece1fe609a2c059ea84573a0e1e |
|---|---|
| Markdown | f11ee57ac0e5be0ea553c72e76a5ce2be68c438dccbb337c225676b5464f2e24 |
| Publication page | 6d3ba5a3fd805eef8f4d104a5b2040814815e192df390622e12ab8e98ab7a2b7 |
| Manifest | 868e65ef3c2bf9c096f0e6e76203ec986dab2c6443585cda1a0ff6f97cb41e50 |
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 | ZWVs+oTBTLV5UK2HPrlbDN+tfoTvKibnz7Q4gBGnEl2lTRZxUQ7LWRNtjzXOToOWQHPBaMjN0z1TPCcuqvQNDg== |
| 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
| 2026-09-17T11:43:46.329384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027021observed 6d3ba5a3fd805eef8f4d104a5b204081...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:46.310910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027021/manifest.jsonobserved 868e65ef3c2bf9c096f0e6e76203ec98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:46.293469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027021/publication.mdobserved f11ee57ac0e5be0ea553c72e76a5ce2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:46.275484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027021/publication.txtobserved df857f2123864617d80bb8d22d376620...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. |
|---|