OT-2026-000055455
Publication integrity record
Three cup vacuum gripper, three 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-2026-000055455) never changes.
Identity and time
| Publication number | OT-2026-000055455 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-784b-86af-d1c0b7482e79 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055455 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe4793e6abb1e15cae9f6dc083cfb7a2bfe2dd55dbdd1260331e87a508af19dd |
|---|---|
| Markdown | 6071278cdccf463b76403c169d72d5e7edadae16db4b15f49e0ecc143003d497 |
| Publication page | 59fea0fb6d6c287c32d20d43fc6282b4238cb5d27ba5bd27edd8fbf078aa6d36 |
| Manifest | e0cd41fa6292701065b75d84abf4f851c8d8b200710e610feeff436b36eb48cd |
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 | 5oMvfusjkHyev2w3R5z9fAvMZtVzYxlH/K6wJLikDhyIdRfOOsqNrAQrWg85sPignK3nIHOtcVXvYJZ4l8d7AA== |
| 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
| 2026-09-17T10:52:06.637243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055455observed 59fea0fb6d6c287c32d20d43fc6282b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:06.615556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055455/manifest.jsonobserved e0cd41fa6292701065b75d84abf4f851...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:06.596840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055455/publication.mdobserved 6071278cdccf463b76403c169d72d5e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:06.577944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055455/publication.txtobserved fe4793e6abb1e15cae9f6dc083cfb7a2...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. |
|---|