OT-2026-000053353
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, vented before set-down
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-2026-000053353) never changes.
Identity and time
| Publication number | OT-2026-000053353 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a16-76a1-a1e8-94294df8940d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053353 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d537ae6f85a3a0cf0d6fa8d8038d9cb4c100dcfe1edbfc7cc05d22d459c269c |
|---|---|
| Markdown | 9c760993c81d59f7089fc76bd5dd8ced66b43ffba517dec4b99c8fa8b6b02806 |
| Publication page | 521dfb26b7c40bb6a232418092c621a242ac6c9b6cc23af6d4d9bb1cbc1057e2 |
| Manifest | 7dc8f32ce5ef986206a6bf0125d6ed23fa71734241a796487694298607780298 |
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 | m5na5N0rmahwnP9A3XgDKc+5yLRbkL0tMK4LpCTRgLzLbOhrQQH8GSCu5t7OC7LxDv1jRdN1tJOwhfxB46/tDQ== |
| 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
| 2026-09-17T10:55:03.890202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053353observed 521dfb26b7c40bb6a232418092c621a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:03.870018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053353/manifest.jsonobserved 7dc8f32ce5ef986206a6bf0125d6ed23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:03.847462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053353/publication.mdobserved 9c760993c81d59f7089fc76bd5dd8ced...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:03.826289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053353/publication.txtobserved 9d537ae6f85a3a0cf0d6fa8d8038d9cb...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. |
|---|