OT-2026-000081019
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, sustained 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-2026-000081019) never changes.
Identity and time
| Publication number | OT-2026-000081019 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b976-7d8c-9f7e-20eb656308e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081019 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b07e0440c72c3b513b87b89922ea5764d14a65e3baceca677c332d9b07e25ec |
|---|---|
| Markdown | 89ac8cc2b396d36053eb5ed249aa50d7d76047128e295a9bb94a7b48e2e8921a |
| Publication page | 6898b78b87ba3ed4dfecd76315b42de8dc06c5c91af8e8848ad81682287f2475 |
| Manifest | 5a2337531ec734f452343f45757b275770971d080a8c0c7950a84c123a8858e5 |
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 | 55PksxEeMNH3EqyWrZOwmLtEhhEZv+fczsBggK//YMYg3HstEcZT7HWCrIpmieVXR45l1Tnc+RFwkEKY3ZjIAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:01:40.814092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081019observed 6898b78b87ba3ed4dfecd76315b42de8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:40.796563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081019/manifest.jsonobserved 5a2337531ec734f452343f45757b2757...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:40.766287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081019/publication.mdobserved 89ac8cc2b396d36053eb5ed249aa50d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:40.734048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081019/publication.txtobserved 3b07e0440c72c3b513b87b89922ea576...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. |
|---|