OT-2026-000055019
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000055019) never changes.
Identity and time
| Publication number | OT-2026-000055019 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e80-7b75-b5b2-7ac1fe51e463 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055019 |
| Status | PUBLIC |
Content hashes
| Canonical text | e875421aaf2ce0370af5f757f8020eae38644295c9070f374434a81672069f1b |
|---|---|
| Markdown | 6c552f7c9f827eb288126029126340814c9555e21233f94b45357c589bccddeb |
| Publication page | 759d7251c2b9a7694c5a7af490472f5db248b106b0af761a48acba0eb330319e |
| Manifest | 3a2977e39543cf0798b8ea7ad57f9d3f1be932fd36a2bf316c1f4994552751c5 |
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 | T9/lZMU9VeZdJnFEyDCn56o7NLoG08q3/v3gMW7hoL8eUFCRB2lnCan02/6eFrG9L7np1LEtOogSHu7g9oJnAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:53:09.280151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055019observed 759d7251c2b9a7694c5a7af490472f5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:09.264719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055019/manifest.jsonobserved 3a2977e39543cf0798b8ea7ad57f9d3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:09.246727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055019/publication.mdobserved 6c552f7c9f827eb28812602912634081...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:09.226658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055019/publication.txtobserved e875421aaf2ce0370af5f757f8020eae...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. |
|---|