OT-2026-000053381
Publication integrity record
Single cup vacuum gripper, pump fed, supply line pressure sensor, vented 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-2026-000053381) never changes.
Identity and time
| Publication number | OT-2026-000053381 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a8f-79f7-8fc8-6289469a8271 · 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-2026-000053381 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86c3eb0a333f31e38d48799d73e9791d41d364e5d809d0d5ee1086f4e0ebd90e |
|---|---|
| Markdown | ff2dbd74ccad32e751049c250d5e31fb972f8aa7c4875a88adc00b165bd42e2f |
| Publication page | 0b3b3a0e2c6cc81c50175f100b68fa9a04e9524089e1bbb165ff26b9905c40ed |
| Manifest | 3b05beac2bd77022d5c77d39b7a538316b6ad27232604f8b98694f47d67fae61 |
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 | 3Np72xIheC0DeMlHSNZXS8BkBI2PwevPRfh+JGl0SpikC/yJMnvRmzGfjm5yOaK6XCpqP65bjGgNYc8XxOkiBw== |
| 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
| 2026-09-17T10:55:06.075898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053381observed 0b3b3a0e2c6cc81c50175f100b68fa9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:06.059270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053381/manifest.jsonobserved 3b05beac2bd77022d5c77d39b7a53831...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:06.044240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053381/publication.mdobserved ff2dbd74ccad32e751049c250d5e31fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:06.028650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053381/publication.txtobserved 86c3eb0a333f31e38d48799d73e9791d...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. |
|---|