OT-2026-000020555
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed 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-2026-000020555) never changes.
Identity and time
| Publication number | OT-2026-000020555 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7092-91e1-4363087812e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020555 |
| Status | PUBLIC |
Content hashes
| Canonical text | 055028de389fb2111be4ddfdf2caab386dd28632b3e5ddd7258b01f501cc8210 |
|---|---|
| Markdown | a727a7b5fbdcc66ff90f257980addf30d9685bdf9def83d07a131b0e8413555f |
| Publication page | bb65e0f46f49bc94fbf809193e81a48ea5b43883aec0c5983be2e020ffb84752 |
| Manifest | f6bfa7827dcef563992c92fc8fee4b44efe9fcc97e4b616c3ad037a8f3d76a2c |
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 | KI8CiB6yFHurSk8pmOjmqlY+KWkPWpdaUU4OEyibwpEwjfaErr+5JbcyFt8qLZXhaU0BmTXDcjpBFS/aoa3cCA== |
| 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
| 2026-09-17T12:00:32.605267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020555observed bb65e0f46f49bc94fbf809193e81a48e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:32.587577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020555/manifest.jsonobserved f6bfa7827dcef563992c92fc8fee4b44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:32.570263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020555/publication.mdobserved a727a7b5fbdcc66ff90f257980addf30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:32.552187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020555/publication.txtobserved 055028de389fb2111be4ddfdf2caab38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.192359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020555observed bb65e0f46f49bc94fbf809193e81a48e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.175346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020555/manifest.jsonobserved f6bfa7827dcef563992c92fc8fee4b44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.159327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020555/publication.mdobserved a727a7b5fbdcc66ff90f257980addf30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.141638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020555/publication.txtobserved 055028de389fb2111be4ddfdf2caab38...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. |
|---|